// JavaScript Document
function setPage()
{
	var cltWidth=document.body.clientWidth;
	cltWidth=((cltWidth-1000)/2);
	document.getElementById("maincontainer").style.marginLeft=cltWidth + "px";
}
function setImg(obj)
{
	document.getElementById(obj).style.cursor = "Pointer";
	document.getElementById(obj).style.backgroundImage = "url('images/" + obj + "_over.gif')";
}

function resetImg(obj)
{
	document.getElementById(obj).style.backgroundImage = "url('images/" + obj + "_back.gif')";	
}

function openLink(obj)
{
 window.open (obj + ".html", "_self");
 }
 
 function resetForm()
{
document.contact.name.value="";
document.contact.email.value = "";	
document.contact.message.value = "";	
}

function submitForm()
{
	
		if ((document.contact.name.value=="")||(document.contact.email.value=="") ||(document.contact.message.value==""))
		
		{
			
			alert("Please fill all fields.");
		}	
		else
		{
		var emailID=document.contact.email.value;
	
		if (echeck(emailID)==false)
		{
			
			document.contact.email.focus();
			
		}
		else
		{
			document.contact.submit();	
			
		}
		}
}

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					
	}