//function to check email validation
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")
	   return false
	}

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

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

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

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

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

	 return true					
}


// Form validation for registere CV
function validate_form()
{
 var txt_PNo 					=  document.getElementById("txt_PNo");
 var txt_name 					=  document.getElementById("txt_name");
 var txt_email 					=  document.getElementById("txt_email");
 var txt_entryCode 				=  document.getElementById("txt_entryCode");
 if(txt_PNo.value==''||txt_PNo.value==null)
 {
 	alert('Please Enter Passport No')
	txt_PNo.focus();
	return false;
 }
 if(txt_name.value==''||txt_name.value==null)
 {
 	alert('Please Enter Name')
	txt_name.focus();
	return false;
 }
 if(!(/^[a-zA-Z. ]+$/.test(txt_name.value)))
 {
 	alert("It is not a valid rnamn");
	txt_name.focus();
	return false;
 } 
 
 
 //proper alphabatical validation will go for lname
 if(txt_email.value==''||txt_email.value==null)
 {
 	alert('Please Enter Email')
	txt_email.focus();
	return false;
 } 

 if (echeck(txt_email.value)==false)
 {
	txt_email.value=""
	txt_email.focus()
	return false
 }
 if(txt_entryCode.value==''||txt_entryCode.value==null)
 {
 	alert('Please Enter Entry Code')
	txt_entryCode.focus();
	return false;
 }
 return true;
}