// JavaScript Document
   Browser_Name = navigator.appName;
   Browser_Ver  = parseInt(navigator.appVersion);
   if((Browser_Name == "Netscape" && Browser_Ver >= 3) || (Browser_Name == "Microsoft Internet Explorer" && Browser_Ver >= 4)) Browser_Gen = ">=3rd";
   else Browser_Gen = "<3rd";
   var qu = window.location.search.substring(1);
   if (Browser_Gen == '>=3rd') {
   num_of_slides = 8;    // Declare the number of slides in your show
   slide_num = qu;        // Which slide loads ups first
 
     }

   //  These functions alter the slide_num accordingly
   function firstslide()
   {
     slide_num = qu;
     changeslide();
   }

	   function prevslide(){
		 if(slide_num>1)
		 {
		  document.getElementById("next").src='images/right_arrow.gif';
		  document.getElementById("prev").src='images/left_arrow.gif';
		 slide_num = slide_num - 1;
		 changeslide();
		 }
		 if(slide_num<=1)
		{
		  document.getElementById("next").src='images/right_arrow.gif';
		   document.getElementById("prev").src='images/left_arrow_mo.gif';
		 }
		 
	   }
  		function nextslide()
			{
			if(slide_num<8)
			
			{
		   document.getElementById("next").src='images/right_arrow.gif';
		   document.getElementById("prev").src='images/left_arrow.gif';
		   slide_num = slide_num + 1;
			 if(slide_num > num_of_slides){
		   slide_num = 2;
		 }
     	changeslide();
		}
		 if(slide_num>=8)
		{
		 document.getElementById("next").src='images/right_arrow_mo.gif';
		   document.getElementById("prev").src='images/left_arrow.gif';
		 }
	   }
	   function lastslide(){
		 slide_num = 8;
		 changeslide();
	   }
	   function changeslide()
		   {
			 eval('document.picbox.src = "slideimages/image_slide' + slide_num + '.jpg"');
		   }