function validating_requirement()
{

     var name = document.requirement_form.required_name.value;
	 var email = document.requirement_form.required_email.value;
	 var email_confirm = document.requirement_form.required_email2.value;
	 var phone = document.requirement_form.required_phone.value;
	 var message = document.requirement_form.summary.value;	
	if(name === "")
	{
		alert("Please fill out your name");
		return false;
	}
	// phone
	if(phone == "")
	{
		alert("Please fill out your phone number");
		return false;
	}
	
	phone = phone.replace(/(\(|\)|\s|\+)/gi, "");

	if(isNaN(phone))	// is not a number
	{
		alert("Please enter a valid Phone Number");
		return false;
	}
	
	//email
	if(email == "")
	{
		alert("Please fill out your email");
		return false;
	}
	// check email address
	/**
	 *  smartwebby.com
	 */
	var str = email;
	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
	 }
	
	if(email_confirm != email)
	{
		alert("Email addresses did not matched");
		return false;
	}
			
	if(message == "")
	{
		alert("Please fill out your requirement");
		return false;
	}
	
	
	  
   	return true;
    
};