// JavaScript Document

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 validate_contactus()
	{
		var frm = document.contactus;
		var emailID=document.contactus.email;
		if(frm.name.value=="")
		{
			alert("Please enter your name.");
			frm.name.focus();
			return false;
		}
		if ((emailID.value==null)||(emailID.value=="")){
			alert("Please Enter Email ID");
			emailID.focus();
			return false;
			}
			if (echeck(emailID.value)==false){
				emailID.value="";
				emailID.focus();
				return false;
			}
		if(frm.message.value=="")
		{
			alert("Please enter your message.");
			frm.message.focus();
			return false;
		}
		return true;
	}
	
	function validate_onlineenquiry()
	{
		var frm = document.query;
		var emailID=document.query.email;
		if(frm.name.value=="")
		{
			alert("Please enter your name.");
			frm.name.focus();
			return false;
		}
		if(frm.postcode.value=="")
		{
			alert("Please enter your postcode.");
			frm.postcode.focus();
			return false;
		}
			if(frm.phone.value=="")
		{
			alert("Please enter your phone no.");
			frm.phone.focus();
			return false;
		}
			if(frm.project_street_address.value=="")
		{
			alert("Please enter your project street address.");
			frm.project_street_address.focus();
			return false;
		}
		if ((emailID.value==null)||(emailID.value=="")){
			alert("Please Enter Email ID");
			emailID.focus();
			return false;
			}
			if (echeck(emailID.value)==false){
				emailID.value="";
				emailID.focus();
				return false;
			}		
		return true;
	}