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){
	      this.t = this.title;
   		this.title = "";	
   		var c = (this.t != "") ? "<br/>" + this.t : "";
	    
	    	$("body").append("<p id='preview'><img src='"+ this.rel +"' alt='url preview' />"+ 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");
	});			
};