/*
 * 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 */
		
		yOffset = 20;
		xOffset = 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 : "";
		
		foto = new Image();
		foto.src = this.rel;
		
		var myWidth = 0;
		if( typeof( window.innerWidth ) == 'number' ) {
		    //Non-IE
		    myWidth = window.innerWidth;		    
		  } else if( document.documentElement && document.documentElement.clientWidth ) {
		    //IE 6+ in 'standards compliant mode'
		    myWidth = document.documentElement.clientWidth;		    
		  } else if( document.body && document.body.clientWidth) {
		    //IE 4 compatible
		    myWidth = document.body.clientWidth;		    
		  }
		
		//A = myWidth.width;
		
		$("body").append("<p id='screenshot'><img src='"+ this.rel +"' alt='url preview' />"+ c +"</p>");								 
		$("#screenshot").css("top",(e.pageY - xOffset) + "px");
			if (myWidth>(e.pageX + yOffset + foto.width + 40))
				$("#screenshot").css("left",(e.pageX + yOffset) + "px");
			else
				$("#screenshot").css("left",(e.pageX - yOffset - foto.width - 40) + "px");
			$("#screenshot").fadeIn("fast");						
    },
	function(){
		this.title = this.t;	
		$("#screenshot").remove();
    });	
	$("a.screenshot").mousemove(function(e){
		
		foto = new Image();
		foto.src = this.rel;
		
		var myWidth = 0;
		if( typeof( window.innerWidth ) == 'number' ) {
		    //Non-IE
		    myWidth = window.innerWidth;		    
		  } else if( document.documentElement && document.documentElement.clientWidth ) {
		    //IE 6+ in 'standards compliant mode'
		    myWidth = document.documentElement.clientWidth;		    
		  } else if( document.body && document.body.clientWidth) {
		    //IE 4 compatible
		    myWidth = document.body.clientWidth;		    
		  }
		
		//A = myWidth.width;
		$("#screenshot").css("top",(e.pageY - xOffset) + "px")
			if (myWidth>(e.pageX + yOffset + foto.width + 40))
				$("#screenshot").css("left",(e.pageX + yOffset) + "px");
			else
				$("#screenshot").css("left",(e.pageX - yOffset - foto.width - 40) + "px");
	});			
};


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