var theProduct;

 // determine browser data object model (DOM) and build object string based on DOM
 var onoroff = "OFF";
 var isNav,isIE,isDOM;
 var coll = "";
 var styleObj = "";
 //test for DHTML capable browser
 if (document.getElementById || document.all || document.layers) {
 	// test for NN/Gecko Layer API browser
 	if(document.layers) { 
 	  isNav=true;				//set object string variables - use defaults
 	} else {
 	  if(document.all) {				//test for IE DOM browser, set object string variables
 		isIE=true;
 		coll="all.";
 		styleObj=".style";
 	  }	else {							// assume W3C DOM browser, set object string variables
 		isDOM=true;
 		coll="getElementById('";
 		styleObj="').style";
 		}
 	}
 }
 function show(imgobj) {	imgobj.visibility = "visible";	}
 function hide(imgobj) {	imgobj.visibility = "hidden";	}
 function changeVisibility(Obj,num) {
   var imgstr = "document." + coll + "image" + num + styleObj;
   var imgobj = eval(imgstr);
   if ((Obj.checked == "1") || (Obj.checked == "true")) show(imgobj); else hide(imgobj);
 }
 function setVisibility() {
   var i;
   var objs= new Array("checkbox0","checkbox1","checkbox2","checkbox3","checkbox4","checkbox5","checkbox6","checkbox7");
   var theObj
 var values = new Array(
'ON','ON','ON','OFF','ON','ON','ON','ON');
  for(i=0; i<objs.length; i++) {
	if (values[i] == "ON") {
	  theObj = eval("document.checkform1." + objs[i]);
      theObj.checked = true;
    } else {
	  theObj = eval("document.checkform1." + objs[i]);
	  theObj.checked = false;
	}
	changeVisibility(theObj,i);
}
  theProduct = "N0R";
  var dt = "datetime2";
    getnewimg(theProduct,'MTX',0,dt);
  }
  function go(loop) { window.location.href = loop; }
  function newpage(radarid,product,loop) {
  	var cbox;
  	var isloop = (loop==1 ? "yes" : "no");
  	var thelink = "radar"  + ".php";
  	var arg1 = "?rid=" + radarid;
  	var arg4 = "&loop=" + isloop;
  	var arg2 = "&product=" + product;
  	var arg3 = "&overlay=";
  	for (i=0; i<8; i++) {
  		cbox = eval("document.checkform1.checkbox"+i);
  		arg3+= (cbox.checked ? "1" : "0");
  	}
  	window.location = thelink + arg1 + arg2 + arg3 + arg4; 
  }
 function newpage_lite(radarid,loop) {
 	var cbox;
 	var isloop = (loop==1 ? "yes" : "no");
 	var thelink = "radar_lite" + ".php";
 	var arg3 = "&rid=" + radarid;
 	var arg1 = "?product=" + theProduct;
 	var arg4 = "&loop=" + isloop;
 	window.location = thelink + arg1 + arg3 + arg4; 
 }