// JavaScript Document
function checkValidation()
 {
    var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	if(document.form1.firstname.value=='')
	{
	   alert("Please enter your First Name.")
	   document.form1.firstname.focus();
	   return false;
	}else if(document.form1.email.value=='')
	{
	   alert("Please enter your Email Id.")
	   document.form1.email.focus();
	   return false;
	}else if(reg.test(document.form1.email.value)== false)
	{
	   alert("Invalid Email Id.")
	   document.form1.email.focus();
	   return false;
	}else if(document.form1.msg.value=='')
	{
	   alert("Please enter your Comments.")
	   document.form1.msg.focus();
	   return false;
	}
	return true;
	
 }