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					
	}



 
 function chkData()
 {

    if(document.getElementById('name').value=="")
	{
	  alert(" Please enter your  Name ");
	 document.getElementById('name').value="";
	document.getElementById('name').focus();
	return false;
	} 
	 
	 if(document.getElementById('email'))
	{
	var emailID=document.getElementById('email')
	
	if ((emailID.value==null)||(emailID.value=="") ){
		alert("Please Enter your Email ID")
		emailID.value=""
		emailID.focus()
		return false
	}
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}
	
	}
	if(document.getElementById('tel').value=="")
	{
	  alert("Please enter your Telephone");
	  document.getElementById('tel').value="";
	document.getElementById('tel').focus();
	return false;
	}
	
    submit();
	
	
 }
 function validatedata()
 {
  if(document.getElementById('user').value=="")
	{
	  alert(" Please enter your User Name");
	 document.getElementById('user').value="";
	document.getElementById('user').focus();
	return false;
	} 
	 
	  if(document.getElementById('pass').value=="")
	{
	  alert(" Please enter your  password ");
	 document.getElementById('pass').value="";
	document.getElementById('pass').focus();
	return false;
	} 
	  submit(); 
 }
function valregdata()
{
	
	 if(document.getElementById('fname').value=="")
	{
	  alert(" Please enter your First Name");
	 document.getElementById('fname').value="";
	document.getElementById('fname').focus();
	return false;
	} 
	 if(document.getElementById('lname').value=="")
	{
	  alert(" Please enter your Last Name");
	 document.getElementById('lname').value="";
	document.getElementById('lname').focus();
	return false;
	}
	if(document.getElementById('email'))
	{
	var emailID=document.getElementById('email')
	
	if ((emailID.value==null)||(emailID.value=="") ){
		alert("Please Enter your Email ID")
		emailID.value="";
		emailID.focus();
		return false
	}
	if (echeck(emailID.value)==false){
		emailID.value="";
		emailID.focus();
		return false
	}
	
	} 
	 
	if(document.getElementById('cemail').value=="")
	{
	  alert(" Please enter your Email Id again");
	 document.getElementById('cemail').value="";
	document.getElementById('cemail').focus();
	return false;
	} 
	if(document.getElementById('cemail').value!=document.getElementById('email').value)
	{
	  alert(" Please enter same Email Id");
	 document.getElementById('cemail').value="";
	document.getElementById('cemail').focus();
	return false;
	}
	if(document.getElementById('password').value=="")
	{
	  alert(" Please enter the Password");
	 document.getElementById('password').value="";
	document.getElementById('password').focus();
	return false;
	} 
	 if(document.getElementById('country_id').value=="")
	{
	  alert(" Please enter your Country Name");
	 document.getElementById('country_id').value="";
	document.getElementById('country_id').focus();
	return false;
	}  if(document.getElementById('address1').value=="")
	{
	  alert(" Please enter your Address");
	 document.getElementById('address1').value="";
	document.getElementById('address1').focus();
	return false;
	}  if(document.getElementById('city_id').value=="")
	{
	  alert(" Please enter your City Name");
	 document.getElementById('city_id').value="";
	document.getElementById('city_id').focus();
	return false;
	} 
	if(document.getElementById('postcode').value=="")
	{
	  alert(" Please enter your Postcode");
	 document.getElementById('postcode').value="";
	document.getElementById('postcode').focus();
	return false;
	} 
	
	submit();
	
	
	
	
	}