// JavaScript Document
function validate_form() 
	{
		d=document.contactus;
		
		if(d.name.value=="")
		{
		alert("Enter your name");
		d.name.focus();
		return false;
		}
		
		if(d.phone.value=="")
		{
		alert("Enter your Phone Number");
		d.phone.focus();
		return false;
		}
		if(d.email.value!="")
		{
		if((!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(d.email.value))))
		{
		alert("Enter your Email ID in followimg form abc@xyz.com");
		d.email.focus();
		return false;
		}
		}
 }