function validate()

{

	var exprOne = /^[A-Za-z]+[ ]*[A-Za-z]+$/;

	var expTwo = /^[0-9]+$/;

	var expThree = /^[ ]+/;

	var exprFour = /^[A-Za-z]+$/;

	var filter=/^[a-zA-Z][\w\_\.-]*[a-zA-Z0-9]@[a-zA-Z0-9][\w\.-]*[a-zA-Z0-9]\.[a-zA-Z][a-zA-Z\.]*[a-zA-Z]$/;



	var Name, Phone, Email, Captcha;

	

	Name=document.getElementById("need_name");   

	Phone=document.getElementById("need_phone");		

	Email=document.getElementById("need_email");

	Captcha=document.getElementById("captcha_input");

	

	

	if(Name.value == "") {

	alert("Please Enter Your Name!");

	Name.focus();

	return(false); 

	}

	

	if(Phone.value == "") {

	alert("Please Enter Phone Number!");

	Phone.focus();

	return(false); 

	}

	

	if(Email.value == "" || Email.value == null ) {

		alert("Please Enter Email Address!");

		Email.focus();

		return(false);

	}

	

	if(!(filter.test(Email.value)))

	{

		alert("Please Enter a Valid Email Id!");

		Email.focus();

		Email.select();

		return(false);

	}

	if(Captcha.value == "") {

	alert("Please Enter Security Code!");

	Captcha.focus();

	return(false); 

	}

	return true;	

	}