/*
 * 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(){	

if (navigator.appName.indexOf('Microsoft') != -1) {
   winX = document.body.offsetWidth;
   winY = document.body.offsetHeight;
   var isIE= true;
  } else {
   winX = window.innerWidth;
   winY = window.innerHeight;
   var isIE = false;
  } 
  
  
  
	/* CONFIG */
		
		xOffset = -200;
		yOffset = 30;

//		xOffset = 210;
//		yOffset = 0;

		// 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){
		//alert(e.pageX);
		  var x =e.pageX ;
		  var y =e.pageY;
//		alert(x+','+y);
		this.t = this.title;
		this.title = "";	
		var c = (this.t != "") ? "<br/>" + this.t : "";
		$("body").append("<p id='preview'><img src='"+ this.rel +"' />"+ c +"</p>");								 
	  $("#preview")
	  	.css("top",(e.pageY + xOffset) + "px")
			.css("left",(e.pageX - 320) + "px")
			.fadeIn("fast");				
		
    },
	function(){
		this.title = this.t;	
		$("#preview").remove();
    });	
	$("a.preview").mousemove(function(e){
	  var x =e.pageX ;
	  var y =e.pageY;
		//  alert (y);
	/*	if(winX > 1200) {	
  		if(x > 850) {
  		  alert("greater than x");
  		  $("#preview")
  			.css("top",(e.pageY - xOffset) + "px")
  			.css("left",(e.pageX - 250) + "px");
  	  } else if(y > 900 ) {
  	     $("#preview")
  			.css("top",(e.pageY - 150) + "px")
  			.css("left",(e.pageX + yOffset) + "px");
  	  }else {
  	    $("#preview")
  	    .css("top",(e.pageY - xOffset) + "px")
  			.css("left",(e.pageX + yOffset) + "px");
  	  }	
	 } else {
	    if(x > 690) {
  		  $("#preview")
  			.css("top",(e.pageY - xOffset) + "px")
  			.css("left",(e.pageX - 250) + "px");
  	  } else {
  	    $("#preview")
  	    .css("top",(e.pageY - xOffset) + "px")
  			.css("left",(e.pageX + yOffset) + "px");
  	  }	
	 } */
	 
	  $("#preview")
  	    .css("top",(e.pageY + xOffset) + "px")
  			.css("left",(e.pageX - 320) + "px");
		
	});			
};


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