// JavaScript Document

$(document).ready(function(){

	$(document).mousemove(function(ev){
	coord = mouseCoords(ev);
	$('#tooltip').css({top:coord.y-10, left:coord.x+12});
	});




$('.sma_gal_thumb a').mouseover(function(ev){
	var coord = mouseCoords(ev);
	//get variables
	var orig_img=$(this).find('img').attr('src');	
	var tooltip_1=$(this).find('img').attr('alt');	
		
		
	if(orig_img.search(/_hov/i)==-1){//if original image is not a hover image already
		
		//find out if it is a jpg or a gif
		if(orig_img.search(/.gif/i)!=-1){
			var hov_img=orig_img.replace(/.gif/i, "_hov.gif");	//append '_hov' to end of filename before extension
		}else{
			var hov_img=orig_img.replace(/.jpg/i, "_hov.jpg");	//append '_hov' to end of filename before extension
			
		}
	}//end if
	$('#tooltip').html("<p><strong>"+ tooltip_1 +"</strong></p>");
	$('#tooltip').show();
		
	$(this).find('img').attr({src: hov_img, alt:''});//assign the hover image
		$(this).mouseout(function(){
		
		$('#tooltip').hide();
		$(this).find('img').attr({src: orig_img, alt:tooltip_1});//replace exisiting image
		
		});
	});
 });