// JavaScript Document
var aryImages = new Array(6);
  aryImages[0] = "http://interstateroof.com/img/insurance_button.jpg";
  aryImages[1] = "http://interstateroof.com/img/insurance_button_on.jpg";
  aryImages[2] = "http://interstateroof.com/img/roof_button.jpg";
  aryImages[3] = "http://interstateroof.com/img/roof_button_on.jpg";
  aryImages[4] = "http://interstateroof.com/img/research_button.jpg";
  aryImages[5] = "http://interstateroof.com/img/research_button_on.jpg";
  
 
for (i=0; i < aryImages.length; i++) {
  var preload = new Image();
  preload.src = aryImages[i];
}

function rollover(name,img) {
  document[name].src = aryImages[img];
}

function popImg (img)
{
  var h = 200;
  var w = 150;
  var nu_window = window.open('http://interstateroof.com/pop.php?img='+ img,'ISR','left=20,top=20,width='+w+',height='+h+',toolbar=0,scrollbars=1, resizable=0');
}