var cX = 0; var cY = 0; var rX = 0; var rY = 0;

function UpdateCursorPosition(e)
{ 
	cX = e.pageX; cY = e.pageY;
}

function UpdateCursorPositionDocAll(e)
{ 
	cX = event.clientX; cY = event.clientY;}
	if(document.all) { document.onmousemove = UpdateCursorPositionDocAll; }
	else { document.onmousemove = UpdateCursorPosition; }

function AssignPosition(d) 
{
	if(self.pageYOffset) {
		rX = self.pageXOffset;
		rY = self.pageYOffset;
		}
	else if(document.documentElement && document.documentElement.scrollTop) {
		rX = document.documentElement.scrollLeft;
		rY = document.documentElement.scrollTop;
		}
	else if(document.body) {
		rX = document.body.scrollLeft;
		rY = document.body.scrollTop;
		}
	if(document.all) {
		cX += rX; 
		cY += rY;
		}
	d.style.left = (cX+10) + "px";
	d.style.top = (cY+10) + "px";
}

function HideContent(d) 
{
	if(d.length < 1) { return; }
	document.getElementById(d).style.display = "none";
	d.innerHTML = "";
}

function ShowContent(d,desc) 
{
	if(d.length < 1) { return; }
	if(desc.length < 1) { return; }
	var dd = document.getElementById(d);
	AssignPosition(dd);
	dd.style.display = "block";
	dd.innerHTML = "<p>"+ desc +"</p>";
}

var xmlhttp

function showProducts(page,sid,objName)
{
	xmlhttp=GetXmlHttpObject();
	if (xmlhttp==null)
	  {
	  alert ("Your browser does not support AJAX!");
	  return;
	  }
	var url=page;
	url=url+"?q="+sid;
	//url=url+"&sid="+Math.random();
	xmlhttp.onreadystatechange=stateChanged(objName);
	xmlhttp.open("GET",url,true);
	xmlhttp.send(null);
}

function stateChanged()
{
if (xmlhttp.readyState==4)
  {
	  document.getElementById(objName).innerHTML=xmlhttp.responseText;
  }
}

function GetXmlHttpObject()
{
	if (window.XMLHttpRequest)
	  {
	  // code for IE7+, Firefox, Chrome, Opera, Safari
	  return new XMLHttpRequest();
	  }
	if (window.ActiveXObject)
	  {
	  // code for IE6, IE5
	  return new ActiveXObject("Microsoft.XMLHTTP");
	  }
	return null;
}

// admin functions
function LoadAdminMenu()
{
    var menu = document.getElementById('div-main-menu');
	menu.innerHTML = "<ul>"
	menu.innerHTML = menu.innerHTML + "<li><a href='viewproducts.asp' title=''>PRODUCTS</a></li>"
	menu.innerHTML = menu.innerHTML + "</ul>"
}

function numbercheck(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && (charCode < 48 || charCode > 57)) {
        return false
    }
    return true
}

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 ValidateForm(objEmail){
	var emailID=objEmail
	
	if ((emailID.value==null)||(emailID.value=="")){
		alert("Please Enter your Email ID")
		emailID.focus()
		return false
	}
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}
	return true
 }

var popupStatus = 0;

//loading popup with jQuery magic!
function loadPopup(){
	//loads popup only if it is disabled
	centerPopup();
	if(popupStatus==0){
		$("#backgroundPopup").css({
			"opacity": "0.7"
		});
		$("#backgroundPopup").fadeIn("slow");
		$("#popupContact").fadeIn("slow");
		popupStatus = 1;
	}
}

//disabling popup with jQuery magic!
function disablePopup(){
	//disables popup only if it is enabled
	if(popupStatus==1){
		$("#backgroundPopup").fadeOut("slow");
		$("#popupContact").fadeOut("slow");
		popupStatus = 0;
	}
}

//centering popup
function centerPopup(){
	//request data for centering
	var windowWidth = document.documentElement.clientWidth;
	var windowHeight = document.documentElement.clientHeight;
	var popupHeight = $("#popupContact").height();
	var popupWidth = $("#popupContact").width();
	//centering
	$("#popupContact").css({
		"position": "absolute",
		"top": windowHeight/2-popupHeight/3,
		"left": windowWidth/2-popupWidth/2
	});
	//only need force for IE6
	
	$("#backgroundPopup").css({
		"height": windowHeight, "width": windowWidth
	});
	
}