// JavaScript Document
// JavaScript Document
var reWhitespace = /^\s+$/

function isEmpty(s)
{  
 return ((s == null) || (s.length == 0))
}


function isWhitespace (s)
{   
// Is s empty?
    return (isEmpty(s) || reWhitespace.test(s));
}
function isWhitespace (s)
{   
// Is s empty?
    return (isEmpty(s) || reWhitespace.test(s));
}

function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail ID.\n")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail ID.\n")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail ID.\n")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail ID.\n")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail ID.\n")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail ID.\n")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail ID.\n")
		    return false
		 }

 		 return true					
	}


function ValidateNo(NumStr, String)
{    
for(var Idx=0; Idx<NumStr.length; Idx++)    
{        
var Char = NumStr.charAt(Idx);        
var Match = false;        
for(var Idx1=0; Idx1<String.length; Idx1++)        
{            
if(Char == String.charAt (Idx1))                
Match = true;        
}       
 if (!Match)            
return false;    
}    
return true;
} 

function ValidateForm(){
	
	
		if(document.frmSearch.select.selectedIndex == " ")
	 {       
	 alert("Please Select Category.\n");       
	 document.frmSearch.select.focus();       
	 return false;    
	 }

	 
	 	if(document.frmSearch.selectSub.selectedIndex == " ")
	 {       
	 alert("Please Select Sub Category.\n");       
	 document.frmSearch.selectSub.focus();       
	 return false;    
	 }
	 
	 if(document.frmSearch.selectMake.selectedIndex == " ")
	 {       
	 alert("Please Select Make / Model.\n");       
	 document.frmSearch.selectMake.focus();       
	 return false;    
	 }
	 
	 	
	if(document.frmSearch.selectAdvert.selectedIndex == " ")
	 {       
	 alert("Please Select Advert Type.\n");       
	 document.frmSearch.selectAdvert.focus();       
	 return false;    
	 }
	 
 
	 if(document.frmSearch.selectCountry.selectedIndex == " ")
	 {       
	 alert("Please Select Country.\n");       
	 document.frmSearch.selectCountry.focus();       
	 return false;    
	 }
	 
	if((document.frmSearch.txtMin.value == " ")||isWhitespace(document.frmSearch.txtMin.value))
 {       
	 alert("Please Enter  Your Price Range.\n");       
 document.frmSearch.txtMin.focus();       
 return false;    
	 }
	 
	
	 
	 return true;
}



function ValidateForm1(){
	 
	var emailID=document.serial.txtSerial
	
	if ((emailID.value==null)||(emailID.value=="")){
		alert("Please enter your Email ID.\n")
		emailID.focus()
		return false
	}
	
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}

	return true;
}