var st=0;
var timeout;
if (navigator.appName == "Netscape") {
	 function show(layer) {
		 if(st==1){
			 hideAll();
			 document.layers[layer].visibility = 'show';
		 }
	 }
	
	 function hideAll() {
		 if(st==1){
			 for(var j=0;j<100;j++){
				if(null!=document.layers['Layer'+j]){
				 document.layers['Layer'+j].visibility = 'hide';
				 //document.layers['Layer2'].visibility = 'hide';
				 //document.layers['Layer3'].visibility = 'hide';
				 //document.layers['Layer4'].visibility = 'hide';
				 //document.layers['Layer5'].visibility = 'hide';
			 	}
				else break;
			 }
		 }
	
	 }
 }

else {
//eval("function show(layer) { if(st==0)return; hideAll(); document.all[layer].style.visibility = 'visible'; } function hideAll() { document.all['Layer1'].style.visibility = 'hidden'; document.all['Layer2'].style.visibility = 'hidden'; document.all['Layer3'].style.visibility = 'hidden'; document.all['Layer4'].style.visibility = 'hidden'; document.all['Layer5'].style.visibility = 'hidden'; } ");
	eval("function show(layer) { if(st==1){hideAll(); document.all[layer].style.visibility = 'visible';} } function hideAll() {if(st==1){ for(var j=0;j<1000;j++){if(null!=document.all['Layer'+j]){document.all['Layer'+j].style.visibility = 'hidden';}else break;}}} ");
}