var oForm = "";

function Trim(str)
{ 
while(str.charAt(0) == (" ") )
{ str = str.substring(1);
}

while(str.charAt(str.length-1) == " " )
{ str = str.substring(0,str.length-1);
}
return str;
}
function checkURL(value) {
	var urlregex = new RegExp("^www.([0-9A-Za-z]+\.)");
	//RegExp("^(http:\/\/www.|https:\/\/www.|ftp:\/\/www.|www.){1}([0-9A-Za-z]+\.)");
	if(urlregex.test(value))
	{
	return true;
	}
	return false; 
}
function Validator(frmname)
{

  this.formobj=document.forms[frmname];
	if(!this.formobj)
	{
	  alert("BUG: couldnot get Form object "+frmname);
		return;
	}
	oForm = frmname;
	if(this.formobj.onsubmit)
	{
	 this.formobj.old_onsubmit = this.formobj.onsubmit;
	 this.formobj.onsubmit=null;
	}
	else
	{
	 this.formobj.old_onsubmit = null;
	}
	this.formobj.onsubmit=form_submit_handler;
	this.addValidation = add_validation;
	this.setAddnlValidationFunction=set_addnl_vfunction;	
	this.clearAllValidations = clear_all_validations;
}
function set_addnl_vfunction(functionname)
{
	
  this.formobj.addnlvalidation = functionname;
}
function clear_all_validations()
{
	for(var itr=0;itr < this.formobj.elements.length;itr++)
	{
		this.formobj.elements[itr].validationset = null;
	}
}
function form_submit_handler()
{
	for(var itr=0;itr < this.elements.length;itr++)
	{
		if(this.elements[itr].validationset &&
	   !this.elements[itr].validationset.validate())
		{
		  return false;
		}
	}
	if(this.addnlvalidation)
	{
	  str =" var ret = "+this.addnlvalidation+"()";
	  eval(str);
    if(!ret) return ret;
	}
	return true;
}
function add_validation(itemname,descriptor,errstr)
{

  if(!this.formobj)
	{
	  alert("BUG: the form object is not set properly");
		return;
	}//if
	var itemobj = this.formobj[itemname];
  if(!itemobj)
	{
	  alert("BUG: Couldnot get the input object named: "+itemname);
		return;
	}
	if(!itemobj.validationset)
	{
	  itemobj.validationset = new ValidationSet(itemobj);
	}
  itemobj.validationset.add(descriptor,errstr);
}
function ValidationDesc(inputitem,desc,error)
{

  	this.desc=desc;
	this.error=error;
	this.itemobj = inputitem;
	this.validate = vdesc_validate;
}
function vdesc_validate()
{
 if(!V2validateData(this.desc,this.itemobj,this.error))
 {
    this.itemobj.focus();
		return false;
 }
 return true;
}
function ValidationSet(inputitem)
{
    this.vSet=new Array();
	this.add= add_validationdesc;
	this.validate= vset_validate;
	this.itemobj = inputitem;
}
function add_validationdesc(desc,error)
{
  this.vSet[this.vSet.length]= 
	  new ValidationDesc(this.itemobj,desc,error);
}
function vset_validate()
{
   for(var itr=0;itr<this.vSet.length;itr++)
	 {
	   if(!this.vSet[itr].validate())
		 {
		   return false;
		 }
	 }
	 return true;
}
function validateEmailv2(email)
{
// a very simple email validation checking. 
// you can add more complex email checking if it helps

//commented on the 24 th april

   /* if(email.length <= 0)
	{
	  return true;
	}
	
    var splitted = email.match("^(.+)@(.+)$");

    if(splitted == null) return false;

    if(splitted[1] != null )
    {	
      var regexp_user=/^\"?[\w-_\.]*\"?$/;
      if(splitted[1].match(regexp_user) == null) return false;
    } 

    if(splitted[2] != null)
    {
      var regexp_domain=/^[\w-\.]*\.[A-Za-z]{2,4}$/;
      if(splitted[2].match(regexp_domain) == null) 
      {
	    var regexp_ip =/^\[\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\]$/;
	    if(splitted[2].match(regexp_ip) == null) return false;
      }// if
      return true;
    }
return false;*/

	//changes done on 24 april 07.
	
	//var objRegExp  =/(^[a-z]([a-z_\.]*)@([a-z_\.]+)([.][a-z]{3})$)|(^[a-z]([a-z_\.]*)@([a-z_\.]+)(\.[a-z]{3})(\.[a-z]{2})*$)/i;
	
	  //check for valid email
	 // return objRegExp.test(email);
	 var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;	
	 if (filter.test(email)) {		return true;	}	return false;

}
function V2validateData(strValidateStr,objValue,strError) 
{ 


    var epos = strValidateStr.search("="); 
    var  command  = ""; 
    var  cmdvalue = ""; 
    if(epos >= 0) 
    { 
     command  = strValidateStr.substring(0,epos); 
     cmdvalue = strValidateStr.substr(epos+1); 
    } 
    else 
    { 
     command = strValidateStr; 
    } 
	
    switch(command) 
    { 
        case "req":  
        case "required": 		
         {
			
			if(document.getElementById("countryflag")){	 
			if(document.getElementById("countryflag").value == 1 && (objValue.name == "zipcode" || objValue.name == "ssn1" || objValue.name == "ssn2" || objValue.name == "ssn3"))
			{
				return true;				
			}
			if(document.getElementById("countryflag").value == 0 && (objValue.name == "postalcode1" || objValue.name == "postalcode2"  || objValue.name == "sin1" || objValue.name == "sin2" || objValue.name == "sin3"))
			{
				return true;				
			}
		 }

		   if(Trim(objValue.value) == "")
		   {
			   alert(strError);
			   objValue.className="error_box";
 		      return false;
		   }

           if(eval(objValue.value.length) == 0) 
           { 
              if(!strError || strError.length ==0 ) 
              { 
                strError = objValue.name + " : Required Field"; 
              }//if 
              alert(strError); 
			  objValue.className="error_box";
              return false; 
           }//if 
           break;             
         }//case required 
        case "maxlength": 
        case "maxlen": 
          { 
             if(eval(objValue.value.length) >  eval(cmdvalue)) 
             { 
               if(!strError || strError.length ==0) 
               { 
                 strError = objValue.name + " : "+cmdvalue+" characters maximum "; 
               }//if 
               //alert(strError + "\n[Current length = " + objValue.value.length + " ]"); 
				alert(strError); 
               return false; 
             }//if 
             break; 
          }//case maxlen 
        case "minlength": 
        case "minlen": 
           { 
		   	
             if(eval(objValue.value.length) <  eval(cmdvalue)) 			
             { 
               if(!strError || strError.length ==0) 
               { 
                 strError = objValue.name + " : " + cmdvalue + " characters minimum  "; 
               }//if               
               alert(strError + "\n[Current length = " + objValue.value.length + " ]"); 
               return false;                 
             }//if 
             break; 
            }//case minlen 
        case "alnum": 
        case "alphanumeric": 
           { 
              var charpos = objValue.value.search("[^A-Za-z0-9]"); 
              if(objValue.value.length > 0 &&  charpos >= 0) 
              { 
               if(!strError || strError.length ==0) 
                { 
                  strError = objValue.name +": Only alpha-numeric characters allowed "; 
                }//if 
               // alert(strError + "\n [Error character position " + eval(charpos+1)+"]"); 
			 alert(strError); 
                return false; 
              }//if 
              break; 
           }//case alphanumeric 
		   
		  case "APLHANUM": 
           { 
              
			  if(objValue.value.length > 0) {				 
					  var numaric = objValue.value;
					  for(var j=0; j<numaric.length; j++)
					  {
						  var alphaa = numaric.charAt(j);
						  var hh = alphaa.charCodeAt(0);
						   if (!((hh > 47 && hh<59) || (hh > 64 && hh<91) || (hh > 96 && hh<123))) {
							 if(!strError || strError.length ==0) 
							 { 
							   strError = objValue.name +": Only alpha-numeric characters allowed "; 
							 }//if 
							 alert(strError); 
							 return false;
						  }
					 }
			  }
			  break; 
           }//case APLHANUM 
		   
        case "num": 
        case "numeric": 
		case "ticket": 
           { 
		 	if(document.getElementById("countryflag").value == 1 && (objValue.name == "zipcode" || objValue.name == "ssn1" || objValue.name == "ssn2" || objValue.name == "ssn3"))
			{
				return true;				
			}
			if(document.getElementById("countryflag").value == 0 && (objValue.name == "postalcode1" || objValue.name == "postalcode2"  || objValue.name == "sin1" || objValue.name == "sin2" || objValue.name == "sin3"))
			{
				return true;				
			}
              var charpos = objValue.value.search("[^0-9]"); 
              if(objValue.value.length > 0 &&  charpos >= 0) 
              { 
                if(!strError || strError.length ==0) 
                { 
                  strError = objValue.name +": Only digits allowed "; 
                }//if               
               // alert(strError + "\n [Error character position " + eval(charpos+1)+"]"); 
				//alert(strError + "\n [Error character position " + eval(charpos+1)+"]"); 
				alert("Please enter numeric value only");
                return false; 
              }//if 
              break;               
           }//numeric 
        case "alphabetic": 
        case "alpha": 
           { 
              var charpos = objValue.value.search("[^A-Za-z ]"); 
              if(objValue.value.length > 0 &&  charpos >= 0) 
              { 
                  if(!strError || strError.length ==0) 
                { 
                  strError = objValue.name+": Only alphabetic characters allowed "; 
                }//if                             
                alert(strError); 
                return false; 
              }//if 
              break; 
           }//alpha 
		case "alnumhyphen":
			{
              var charpos = objValue.value.search("[^A-Za-z0-9\-_]"); 
              if(objValue.value.length > 0 &&  charpos >= 0) 
              { 
                  if(!strError || strError.length ==0) 
                { 
                  strError = objValue.name+": characters allowed are A-Z,a-z,0-9,- and _"; 
                }//if                             
                alert(strError + "\n [Error character position " + eval(charpos+1)+"]"); 
                return false; 
              }//if 			
			break;
			}
			case "price":
			{
              var charpos = objValue.value.search("[^0-9\.]"); 
              if(objValue.value.length > 0 &&  charpos >= 0) 
              { 
                  if(!strError || strError.length ==0) 
                { 
                  strError = objValue.name+": Invalid Price Format"; 
                }//if                             
                alert(strError + "\n [Error character position " + eval(charpos+1)+"]"); 
                return false; 
              }//if 			
			break;
			}
        case "comparepassword": 
         { 
		  // Name of Form should be UserForm and Confirm Password textbox's Name should be crfm_password
		    if(objValue.value !=  document.UserForm.txtpassword.value)  // document.UserForm.crfm_password.value
           {              
              alert(strError); 
			  objValue.className="error_box"; // document.UserForm.crfm_password.className
              return false; 
           }//if 
           break;             
         }//case required 
		case "email": 
          { 
               if(!validateEmailv2(objValue.value)) 
               { 
                 if(!strError || strError.length ==0) 
                 { 
                    strError = objValue.name+": Enter a valid Email address "; 
                 }//if                                               
                 alert(strError); 
                 return false; 
               }//if 
           break; 
          }//case email 
		   case "compareemail": 
         { 
		  // Name of Form should be UserForm and User Email textbox's Name should be confirm_email
		    if(objValue.value !=  document.UserForm.user_email.value)  // document.UserForm.confirm_email.value
           {              
              alert(strError); 
			  objValue.className="error_box"; // document.UserForm.confirm_email.className
              return false; 
           }//if 
           break;             

         }//case required 
		  case "url" :
		  	{	
				  if (objValue.value != "") {	
					  if(!checkURL(objValue.value)) 
					   { 
						 if(!strError || strError.length ==0) 
						 { 
							strError = objValue.name+": Enter a valid URL "; 
						 }//if                                               
						 alert(strError); 
						 return false; 
					   }//if 
				  }
				break;
		  	}
        case "lt": 
        case "lessthan": 
         { 
            if(isNaN(objValue.value)) 
            { 
              alert(objValue.name+": Should be a number "); 
              return false; 
            }//if 
            if(eval(objValue.value) >=  eval(cmdvalue)) 
            { 
              if(!strError || strError.length ==0) 
              { 
                strError = objValue.name + " : value should be less than "+ cmdvalue; 
              }//if               
              alert(strError); 
              return false;                 
             }//if             
            break; 
         }//case lessthan 
        case "gt": 
        case "greaterthan": 
         { 
            if(isNaN(objValue.value)) 
            { 
              alert(objValue.name+": Should be a number "); 
              return false; 
            }//if 
             if(eval(objValue.value) <=  eval(cmdvalue)) 
             { 
               if(!strError || strError.length ==0) 
               { 
                 strError = objValue.name + " : value should be greater than "+ cmdvalue; 
               }//if               
               alert(strError); 
               return false;                 
             }//if             
            break; 
         }//case greaterthan 
        case "regexp": 
         { 
		 	if(objValue.value.length > 0)
			{
	            if(!objValue.value.match(cmdvalue)) 
	            { 
	              if(!strError || strError.length ==0) 
	              { 
	                strError = objValue.name+": Invalid characters found "; 
	              }//if                                                               
	              alert(strError); 
	              return false;                   
	            }//if 
			}
           break; 
         }//case regexp 
        case "dontselect": 
         { 
            if(objValue.selectedIndex == null) 
            { 
              alert("BUG: dontselect command for non-select Item"); 
              return false; 
            } 
            if(objValue.selectedIndex == 0) 
            { 
             if(!strError || strError.length ==0) 
              { 
              strError = objValue.name+": Please Select one option "; 
              }//if                                                               
              alert(strError); 
              return false;                                   
             } 
             break; 
         }//case dontselect 
	  case "category": 
         { 
            if(objValue.selectedIndex == null) 
            { 
              alert("BUG: dontselect command for non-select Item"); 
              return false; 
            } 
            if(objValue.value == 0) 
            { 
             if(!strError || strError.length ==0) 
              { 
              strError = objValue.name+": Please Select one option "; 
              }//if                                                               
              alert(strError); 
              return false;                                   
             } 
			 
			  if(objValue.value == -1) 
            { 
             //if(!strError || strError.length ==0) 
              { 
              strError = "Please Select one sub category"; 
              }//if                                                               
              alert(strError); 
              return false;                                   
             }
			
			 
             break; 
         }
		case "area": 
         { 
           if(eval(objValue.value.length) == 0) 
           { 
              if(!strError || strError.length ==0) 
              { 
                strError = objValue.name + " : Required Field"; 
              }//if 
              alert(strError); 
              return false; 
           }//if 
           break;   
		 }//case area 
		   case "image":
		   {
			  if (objValue.value != "") { 
			  		
							var image_val=objValue.value.toLowerCase();
							//alert(image_val);
							if(!(image_val.match(".jpg") || image_val.match(".jpeg") || image_val.match(".gif") || image_val.match(".png")))
								{
									//alert("In loop");
									if(!strError || strError.length ==0) 
									 { 
										 strError = objValue.name + " : You can upload a JPG/JPEG, GIF, or PNG file";		
									 }
									  alert(strError);
									   return false; 	
								}
										 
			  }
				 		 
			   break;	
           }
		   
		   case "leneql":
		   {
				if(document.getElementById("countryflag").value == 1 && (objValue.name == "zipcode" || objValue.name == "ssn1" || objValue.name == "ssn2" || objValue.name == "ssn3"))
				{
					return true;				
				}
				if(document.getElementById("countryflag").value == 0 && (objValue.name == "postalcode1" || objValue.name == "postalcode2"  || objValue.name == "sin1" || objValue.name == "sin2" || objValue.name == "sin3"))
				{
					return true;				
				}
	
			   //  if(eval(objValue.value.length) <  eval(cmdvalue)) 
			     if (objValue.value.length > 0) {
					 
					 if(eval(objValue.value.length) !=  eval(objValue.getAttribute("maxlength")))
					 { 
					   if(!strError || strError.length ==0) 
					   { 
						 strError = objValue.name + " : " + cmdvalue + " characters minimum  "; 
					   }//if               
					   alert(strError + "\n[Required Length = " + objValue.getAttribute("maxlength") + " ]"); 
					   return false;                 
					 }//if 
					 
				}
             break; 
            }//case leneql 
			
			
			
			 case "zero":
		   {
				if(document.getElementById("countryflag").value == 1 && (objValue.name == "ssn1"))
				{
					return true;				
				}
				if(document.getElementById("countryflag").value == 0 && (objValue.name == "sin1"))
				{
					return true;				
				}
	
			   //  if(eval(objValue.value.length) <  eval(cmdvalue)) 
				 if(eval(objValue.value) ==  eval('000'))
				 { 
				   if(!strError || strError.length ==0) 
				   { 
					 strError = objValue.name + " : " + cmdvalue + " characters minimum  "; 
				   }//if               
				   alert(strError);
				   return false;                 
				 }//if 
             break; 
            }//case leneql 

    }//switch 
	
    return true; 
}
// JavaScript Document