var regular_pics = new Array();
var rolled_pics = new Array();

function PreloadPic (num,reg,roll)
{
 regular_pics[num] = new Image();
 regular_pics[num].src = reg;
 rolled_pics[num] = new Image();
 rolled_pics[num].src = roll;
}

/*/ CACHE IMAGES FIRST /*/

PreloadPic (0,"images/flash.gif","images/flash-on.gif");
PreloadPic (1,"images/adobe.gif","images/adobe-on.gif");
PreloadPic (2,"images/res1024x768.gif","images/res1024x768-on.gif");
PreloadPic (3,"images/firefox.gif","images/firefox-on.gif");  
PreloadPic (4,"images/ie.gif","images/ie-on.gif");     
PreloadPic (5,"images/evewe.gif","images/evewe-on.gif");
PreloadPic (6,"images/2k2g.gif","images/2k2g-on.gif");
PreloadPic (7,"images/dxibiz.gif","images/dxibiz-on.gif");
PreloadPic (8,"images/ezorange.gif","images/ezorange-on.gif");
PreloadPic (9,"images/dxiprodguide09.gif","images/dxiprodguide09-on.gif");

/*/ FUNCTIONS TO SWAP IMAGES BACK AND FORTH /*/

function roll (num)
{
 if (document.images)
  eval("document.b"+num+".src = rolled_pics["+num+"].src;");
}

function reset (num)
{
 if (document.images)
  eval("document.b"+num+".src = regular_pics["+num+"].src;");
}