//Rollover for sleepinnsumter.com
//contact@SCnetSolutions.net

<!-- declare global objects and variables -->
var objimage = new Array();
var objcount = 0;

<!-- function to preload images -->
function preload(objname, mouseover_img, mouseoff_img) {
  objimage[objcount] = new Array(3);
  objimage[objcount][0] = objname;
  objimage[objcount][1] = new Image();
  objimage[objcount][1].src = mouseover_img;
  objimage[objcount][2] = new Image();
  objimage[objcount][2].src = mouseoff_img;

  objcount++;
}

<!-- function to change images based on object name and event type -->
function rollover(e, obj) {
  for(i=0; i < objcount; i++) {
    if(obj == objimage[i][0]) {
      if(e.type == 'mouseover') {
        document.getElementById(obj).src = objimage[i][1].src;
      }
      else {
        document.getElementById(obj).src = objimage[i][2].src;
      }
    }
  }
}