function login(){
	var flag=true
	if(document.getElementById("name").value==""){
		//document.getElementById("errmembership").innerHTML = "Please enter your ID"
		alert("Please enter your ID");
		flag = false;
	}else if(document.getElementById("password").value==""){
		//document.getElementById("errmembership").innerHTML = "Please enter your password"
		alert("Please enter your password");
		flag = false;
	}
		
	
	return flag;
}

//newsletter
function Trim(strValue)
{
	return LTrim(RTrim(strValue));
}
function LTrim(strValue)
{
   	var LTRIMrgExp = /^\s */;
   	return strValue.replace(LTRIMrgExp, '');
}
function RTrim(strValue)
{
   	var RTRIMrgExp = /\s *$/;
   	return strValue.replace(RTRIMrgExp, '');
}


//check email using javascript
function checkemail(email)
{
	if (email == "")
  	   	return false;
  	index=email.indexOf("@")
	if(index>0)
	{
		index1=email.indexOf(".",index)
		if(!(index1>index+1 && email.length>index1+2))
		return false
	}
	else
		return false
		if (email.length < 3)
	   	return (false);
  	return true
}


function validate(){
	rvalue = true;
	errmsg = "";
	txtmail = document.getElementById("yEmail").value
	txtfname = document.getElementById("Fname").value
		
		
		if(Trim(txtfname)==""){
		errmsg += "Please enter your Name\n";
		rvalue = false;
		}
	
		if(Trim(txtmail)==""){
		errmsg += "Please enter your Email\n";
		rvalue = false;
		
	}else if(!checkemail(txtmail)){
		errmsg += "Please enter your email correctly";
		rvalue = false;
	}
	// please do the remaining validation here  similar to following
	// ensure that each field  have "id" in input tag
	//if(Trim(txtname)==""){
		//errmsg += "please enter name\n";
		//rvalue = false;
	//}
	//
	if(!rvalue){
		alert(errmsg);
		return rvalue;
	}
	
}


function over_effect(e,state){
if (document.all)
source4=event.srcElement
else if (document.getElementById)
source4=e.target
if (source4.className=="menulines")
source4.style.borderStyle=state
else{
while(source4.tagName!="TABLE"){
source4=document.getElementById? source4.parentNode : source4.parentElement
if (source4.className=="menulines")
source4.style.borderStyle=state
}
}
}




/*
Highlight menu effect script: By Dynamicdrive.com
For full source, Terms of service, and 100s DTHML scripts
Visit http://www.dynamicdrive.com
*/

function borderize(what,color){
what.style.borderColor=color
}

function borderize_on(e){
if (document.all)
source3=event.srcElement
else if (document.getElementById)
source3=e.target
if (source3.className=="menulines"){
borderize(source3,"black")
}
else{
while(source3.tagName!="TABLE"){
source3=document.getElementById? source3.parentNode : source3.parentElement
if (source3.className=="menulines")
borderize(source3,"black")
}
}
}

function borderize_off(e){
if (document.all)
source4=event.srcElement
else if (document.getElementById)
source4=e.target
if (source4.className=="menulines")
borderize(source4,"white")
else{
while(source4.tagName!="TABLE"){
source4=document.getElementById? source4.parentNode : source4.parentElement
if (source4.className=="menulines")
borderize(source4,"white")
}
}
}
//welcome
	var scrolltext = "Welcome to Gas Processors Association-GCC Chapter Website   "
	scrolldelay =200
	function callscroll(){
		
		setInterval("callscrolling()",scrolldelay); 
	}
	function callscrolling(){
		tmplen = scrolltext.length;
		tmp1 = scrolltext.substring(0,1)
		tmp2 = scrolltext.substr(1)
		scrolltext = tmp2 + tmp1
		window.status = scrolltext
	}