/***************************/
//@Author: Adrian "yEnS" Mato Gondelle
//@website: www.yensdesign.com
//@email: yensamg@gmail.com
//@license: Feel free to use it, but keep this credits please!					
/***************************/

//SETTING UP OUR POPUP
//0 means disabled; 1 means enabled;
var popupStatus = 0;

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

//disabling popup with jQuery magic!
function disablePopup(popupid){
    //Show the select boxes in IE 6
	if($.browser.msie && $.browser.version <= 6){
	    $('select').each(function() {
	        this.style.visibility="visible";
        });
	}
			
	//disables popup only if it is enabled
	//if(popupStatus==1){
	    //don't disable the background if it is a loading popup
	    if($("#popupLoading").length > 0 ){
		    if ($("#popupLoading").is(':hidden') ) {
	            $("#backgroundPopup").fadeOut("slow");
            }
	    }
	    else{
	          $("#backgroundPopup").fadeOut("slow");
	    }
		$("#" + popupid).fadeOut("slow");
		popupStatus = 0;
	//}
}

//centering popup
function centerPopup(popupid){
    //Hide the select boxes in IE 6
	if($.browser.msie && $.browser.version <= 6){
	    $('select').each(function() {
	        this.style.visibility="hidden";
        });
	}
	
	var windowWidth = document.documentElement.clientWidth;
	var windowHeight = document.documentElement.clientHeight;
	var popupHeight = $("#" + popupid).height();
	var popupWidth = $("#" + popupid).width();
	
	var scrollHeight = $(window).height() + $(window).scrollTop();
	var offset = 0;
	if( scrollHeight > windowHeight ){
	    offset = scrollHeight - windowHeight;
	}
	var topPos = windowHeight/2-popupHeight/2;
	topPos = topPos + offset;
	//centering
	$("#" + popupid).css({
		"position": "absolute",
		"top": topPos,
		"left": windowWidth/2-popupWidth/2
	});
	//only need force for IE6

	$("#backgroundPopup").css({
		"height": windowHeight + offset,
		"width":  windowWidth 
	});

	
}