var popupStatus = 0;
//loading popup with jQuery magic!
function loadPopup(idArt){
	//loads popup only if it is disabled
	if(popupStatus==0){

		
		//AFFICHAGE AJAX DU CONTENU
		function getHTTPObject(){
		var xmlhttp = false;
		/* Compilation conditionnelle d'IE */
		/*@cc_on
		@if (@_jscript_version >= 5)
		 try{
			xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
		 }
		 catch (e){
			try
			{
			   xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (E){
			   xmlhttp = false;
			}
		 }
		@else
		 xmlhttp = false;
		@end @*/
		
		if (!xmlhttp && typeof XMLHttpRequest != 'undefined'){
		 try{
			xmlhttp = new XMLHttpRequest();
		 }
		 catch (e){
			xmlhttp = false;
		 }
		}
		
		if (xmlhttp){
		 xmlhttp.onreadystatechange=function(){
			if (xmlhttp.readyState == 4) {
			   if (xmlhttp.status == 200) {
				  alert(xmlhttp.responseText);
			   }
			}
		 }
		}
		return xmlhttp;
		}
		var xhr_object3 = getHTTPObject(); // We create the HTTP Object
		// REPONSE HTTP CATEGORIE
		function handleHttpResponse4() {
			if (xhr_object3.readyState == 1) {
				document.getElementById("categorieProduit").innerHTML="Chargement en cours...";
			}
			if (xhr_object3.readyState == 4) {
				document.getElementById("categorieProduit").innerHTML=xhr_object3.responseText;
			}
		}

		var url = "/include_categorie_produit.asp?CodeArt="+idArt;
		xhr_object3.open("GET",url, true);
		xhr_object3.onreadystatechange = handleHttpResponse4 ;
		xhr_object3.send(null);
		
		
		$("#backgroundPopup").css({
			"opacity": "0.7"
		});
		$("#backgroundPopup").fadeIn("slow");
		$("#popupContact").fadeIn("slow");
		popupStatus = 1;
	
	//scroll top
	$('html, body').animate({
		 scrollTop: '0px'
	 },
	 1500);
	 return false;

	
	}
}

//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/2,
		"left": windowWidth/2-popupWidth/2
	});
	//only need force for IE6
	
	$("#backgroundPopup").css({
		"height": windowHeight
	});
	
}


//CONTROLLING EVENTS IN jQuery
$(document).ready(function(){
	
	//LOADING POPUP
	//Click the button event!
	$("#button").click(function(){
		//centering with css
		centerPopup();
		//load popup
		loadPopup();
	});
				
	//CLOSING POPUP
	//Click the x event!
	$("#popupContactClose").click(function(){
		disablePopup();
	});
	//Click out event!
	$("#backgroundPopup").click(function(){
		disablePopup();
	});
	//Press Escape event!
	$(document).keypress(function(e){
		if(e.keyCode==27 && popupStatus==1){
			disablePopup();
		}
	});

});