/*
 * 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
 *
 */

// revision by flywolf (ircman@163.com) @ 11/20/08 23:56
 
this.imagePreview = function(){	
	/* CONFIG */
		
		xOffset = 10;
		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){
		s = $(this).find('img').attr('src'); // obtain the img src from <img> tag, set a.href free. by flywolf	
		if (typeof(s) == 'undefined')
			s = '';
		else {
			s = s.replace('_thumb', '');
		}
		this.t = this.title;
		this.title = "";
		var c = (this.t != "") ? "<br/><span style='line-height:20px;'>" + this.t + "</span>" : "";
		$("body").append("<p id='preview'><img src='"+ s +"' alt='" + this.t + "' />"+ c +"</p>");								 
		$("#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");
	});			
};