/*
 * Url 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.screenshotPreview = 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.screenshot").hover(function(e){
		this.t = this.title;
		this.title = "";	
		var c = (this.t != "") ? "<br/>" + this.t : "";
		$("body").append("<p id='screenshot'><img src='"+ this.rel +"' alt='' />"+ c +"</p>");								 

		coo_ar=coo(e).split(",");
		top_pos=coo_ar[1];
		left_pos=coo_ar[0];
		$("#screenshot")
			.css("top",top_pos + "px")
			.css("left",left_pos + "px")
			.fadeIn("fast");						
    },
	function(){
		this.title = this.t;	
		$("#screenshot").remove();
    });	
	$("a.screenshot").mousemove(function(e){
		coo_ar=coo(e).split(",");
		top_pos=coo_ar[1];
		left_pos=coo_ar[0];
		$("#screenshot")
			.css("top",top_pos + "px")
			.css("left",left_pos + "px");
	});			
};


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

function coo(e){
x = (document.all) ? window.event.x + document.body.scrollLeft : e.pageX;
y = (document.all) ? window.event.y + document.body.scrollTop  : e.pageY;

if(navigator.appName.indexOf('Microsoft') != -1) {
			if((x + 510)< document.body.clientWidth){
				left_pos = (x + 30);
			}else{
				left_pos = (x - 480);
			}
			if((y + 300)< (document.body.clientHeight+document.documentElement.scrollTop)){
				top_pos = (y - 50);
			}else{
				top_pos = (y - 340);
			}
	}else{	
			if((x + 510)< window.innerWidth){
				left_pos = (x + 30);
			}else{
				left_pos = (x - 480);
			}
			if((y + 300)< (window.innerHeight+window.pageYOffset)){
				top_pos = (y- 50);
			}else{
				top_pos = (y - 340);
			}
	}

return left_pos+","+top_pos
}