function preloader () {
   images = new Array();
   images[0]="./images/home2.png"
   images[1]="./images/about2.png"
   images[2]="./images/features2.png"
   images[3]="./images/inquire2.png"
   images[4]="./images/contact2.png"
   for(var i=0; i<=4; i++) {
      imageObj = new Image();
      imageObj.src=images[i];
   }
}