// JavaScript Document

	//Preload rollover images
	  // array of images  
	  var imgs = new Array(8);    
	    imgs[0] = "images/airabrasion_03.jpg";    
	    imgs[1] = "images/cameras_03.jpg";     
		imgs[2] = "images/micro-img_07.jpg"; 
		imgs[3] = "images/anesthesia-img_07.jpg"; 
		imgs[4] = "images/cavity-img_03.jpg"; 
		imgs[5] = "images/wand-img_03.jpg"; 
		imgs[6] = "images/digital-img_03.jpg"; 
		imgs[7] = "images/cmputers-img_03.jpg";
		
		
		
	     
		 // preload the images   
		 function preload() {   
		  var tmp = null;   
		   for (var j = 0; j < imgs.length; j++) {  
		       tmp = imgs[j];    
			     imgs[j] = new Image();    
				   imgs[j].src = tmp;    
				} 
		     } 
	  void(preload()); 
		// -->