/*
 * 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
 *
 */
 
this.imagePreview = function(){	
	/* CONFIG */
		
		var xOffset = 60;
		var yOffset = 30;
		
		// these 2 variable determine popup's distance from the cursor
		// you might want to adjust to get the right result
		
	/* END CONFIG */
	$("a.preview").hover(function(e){
		this.t = this.title;
		this.title = "";	
		var c = (this.t != "") ? "<br/>" + this.t : "";
		var h = this.href;
		var hrefSections = h.split("/");
		var fileName = hrefSections[hrefSections.length - 1];
		$("body").append("<p id='preview'><img src='http://www.tuomomakela.com/kartat/esikatselu/"+ fileName +"' alt='Image preview' />"+ c +"</p>");
		/*var windowHeight = parseInt($(window).height());
		var windowTop    = parseInt($(window).scrollTop());*/
		xOffset = $('#preview').height() / 2;
		/*
		var windowWidth  = parseInt($(window).width());
		var popUpWidth   = $('#preview').width();
		if (e.pageX > windowWidth / 2) {
			var side = "left";
			yOffset = 30;
		} else {
			var side = "right";
			yOffset = -30;
		}
		*/
		$("#preview")
			.css("top",(e.pageY - xOffset) + "px")
			.css("left",(e.pageX + yOffset) + "px")
			.fadeIn("fast");						
    },
	function(){
		this.title = this.t;	
		$("#preview").remove();
    });	
	$("a.preview").mousemove(function(e){
		$("#preview")
			.css("top",(e.pageY - xOffset) + "px")
			.css("left",(e.pageX + yOffset) + "px");
	});			
};


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