browser_name = navigator.appName;

browser_version = parseFloat(navigator.appVersion); 

if (browser_name == "Netscape" && browser_version < 2.0)

            {

            roll = 'false';

            }

else if (browser_name == "Netscape" && browser_version == 2.0)

            {

            roll = 'false';

            }

else if (browser_name == "Netscape" && browser_version >= 3.0)

            {

            roll = 'true';

            }

else if (browser_name == "Microsoft Internet Explorer" && browser_version <= 2.0)

            {

            roll = 'false';

            }

else if (browser_name == "Microsoft Internet Explorer" && browser_version >= 3.0)

            {

            roll = 'true';

            }

else

            {

            roll = 'false';

            }

function msover(img,text,ref)

            {

                        if (roll == 'true')

                                   {

                                   document.images[img].src = ref;

                                   }

            }

function msout(img,text,ref)

            {

                        if (roll == 'true')

                                   {

                                   document.images[img].src = ref;

                                   }

            }


function SwitchImg()
{ //start
  var rem, keep=0, store, obj, switcher=new Array, history=document.Data;
    for (rem=0; rem < (SwitchImg.arguments.length-2); rem+=3) {
    	store = SwitchImg.arguments[(navigator.appName == 'Netscape')?rem:rem+1];
    if ((store.indexOf('document.layers[')==0 && document.layers==null) ||
        (store.indexOf('document.all[')==0 && document.all==null))
         store = 'document'+store.substring(store.lastIndexOf('.'),store.length);
         obj = eval(store);
    if (obj != null) {
   	   switcher[keep++] = obj;
      switcher[keep++] = (history==null || history[keep-1]!=obj)?obj.src:history[keep];
      obj.src = SwitchImg.arguments[rem+2];
  } }
  document.Data = switcher;
} //end

function RestoreImg()
{ //start
  if (document.Data != null)
    for (var rem=0; rem<(document.Data.length-1); rem+=2)
      document.Data[rem].src=document.Data[rem+1];
}