browserName = navigator.appName;
	browserVer = parseInt(navigator.appVersion);
	testbrowser = 0;

	if(browserName=="Netscape" || (browserName.indexOf('Explorer')>0 && browserVer > 3))
	{
		dir="/portals/_default/skins/skinmp/images/";

		bt1_off = new Image(); bt1_off.src = ""+dir+"bt-1.gif";
		bt1_on = new Image(); bt1_on.src = ""+dir+"bt-1_on.gif";

		bt2_off = new Image(); bt2_off.src = ""+dir+"bt-2.gif";
		bt2_on = new Image(); bt2_on.src = ""+dir+"bt-2_on.gif";

		bt3_off = new Image(); bt3_off.src = ""+dir+"bt-3.gif";
		bt3_on = new Image(); bt3_on.src = ""+dir+"bt-3_on.gif";
		
		bt4_off = new Image(); bt4_off.src = ""+dir+"bt-4.gif";
		bt4_on = new Image(); bt4_on.src = ""+dir+"bt-4_on.gif";
		
		bt5_off = new Image(); bt5_off.src = ""+dir+"bt-5.gif";
		bt5_on = new Image(); bt5_on.src = ""+dir+"bt-5_on.gif";
		

		//alert("www");

		testbrowser=1;

	}