<!--
if (document.images)
{
    var image1 = new Image;
    var image2 = new Image;
    image1.src = "images/computer.gif";
    image2.src = "images/computer-flip.gif";
    var flag = false;
}

function changeImage(name)
{
		var image = 'image1';
    if (document.images)
    {
      	if(flag) {
      		image = 'image1';
      		flag = false;
      	}  
      	else {
      		image = 'image2';
      		flag = true;      	
      	}
      		
    	document[name].src = eval(image + ".src");
    }
}
//-->