<!-- ************************************** -->
<!-- ** JAVA SCRIPT FOR BUTTON ANIMATION ** -->
<!-- ************************************** -->

var darkened_pics = new Array();
var lighted_pics = new Array();
var clicked_pics = new Array(); function preloadButtonSet(num,dark,light,clicked)
{
 darkened_pics[num] = new Image();
 darkened_pics[num].src = dark;
 lighted_pics[num] = new Image();
 lighted_pics[num].src = light;
 clicked_pics[num] = new Image();
 clicked_pics[num].src = clicked;
}

preloadButtonSet(0,"../graphics/dcw_home_off.gif","../graphics/dcw_home_over.gif","../graphics/dcw_home_on.gif");
preloadButtonSet(1,"../graphics/short_course_off.gif","../graphics/short_course_over.gif","../graphics/short_course_on.gif");
preloadButtonSet(2,"../graphics/typos_off.gif","../graphics/typos_over.gif","../graphics/typos_on.gif");
preloadButtonSet(3,"../graphics/Email.gif","../graphics/Email.gif","../graphics/Email.gif");
preloadButtonSet(4,"../graphics/check_cart_off.gif","../graphics/check_cart_on.gif","../graphics/check_cart_on.gif");
preloadButtonSet(5,"../graphics/buy_items_off.gif","../graphics/buy_items_on.gif","../graphics/buy_items_on.gif"); 

<!-- ************************************ -->
<!-- *** JAVA SCRIPT FOR BUTTON LOGIC *** -->
<!-- ************************************ -->

 function lighten(num)
{
 if (document.images)
  eval("document.button"+num+".src = lighted_pics["+num+"].src;");
 return false;
}
function darken(num)
{
 if (document.images)
  eval("document.button"+num+".src = darkened_pics["+num+"].src;");
 return false;
}
function clicked(num)
{
 if (document.images)
 {
  eval("document.button"+num+".src = clicked_pics["+num+"].src;");
  setTimeout("document.button"+num+".src = darkened_pics["+num+"].src;",500);
 }
 return true;
}