/*
 * Image preview script
 * powered by jQuery (http://www.jquery.com)
 *
 * written by Alen Grakalic (http://cssglobe.com)
 *
 * for more info visit http://cssglobe.com/post/1695/easiest-tooltip-and-image-preview-using-jquery
 *
	function getPopupSize() {
			return {
				width: $("#preview").width(),
				height: $("#preview").height()
			},

 */


this.imagePreview = function(){
	/* CONFIG */
                height = 250;
                width = 250;
		xOffset = 20;
		yOffset = 10;

		// these 2 variable determine popup's distance from the cursor
		// you might want to adjust to get the right result

	/* END CONFIG */
	$(".preview").hover(function(e){
//	var popupSize = getPopupSize();
		this.t = this.title;
		this.title = "";
		var c = (this.t != "") ? "<br/>" + this.t : "";

//		$("a.preview").click(function () {return false;});

		$("body").append("<p id='preview'><img src='"+ this.src.replace(/&width=(\d+)&height=(\d+)/, '&width='+ width+'&height='+height) +"' alt='' />"+ c +"</p>");
		$("#preview")
			.css("top",(e.pageY - yOffset) + "px")
			.css("left",(e.pageX + xOffset) + "px")
			.fadeIn("fast");
//		alert($("#preview").width());
    },
	function(){
		this.title = this.t;
		$("#preview").remove();
    });
	$(".preview").mousemove(function(e){
		var $by=$(window).scrollTop()+$(window).height()+yOffset;
		var $xy= e.pageY+$("#preview").height();
		if ($xy  >=  $by)
		{
		$("#preview")
			.css("top",(e.pageY - yOffset - $("#preview").height()) + "px")
			.css("left",(e.pageX + xOffset) + "px");
		}
		else
		{
		$("#preview")
			.css("top",(e.pageY - yOffset) + "px")
			.css("left",(e.pageX + xOffset) + "px");
		}
	});
};


// starting the script on page load
$(document).ready(function(){
	imagePreview();
});