function reDo() {  
	window.location.reload();  
	} 
	window.onresize = reDo;
	 //Define global variables 
	var timerID = null; 
	var timerOn = false; 
	var timecount = 1000; 
	// Change this to the time delay that you desire 
	var what = null; 
	var newbrowser = true; 
	var check = false; 

function init() {
	if (document.layers) {
	  layerRef="document.layers";
	  styleSwitch="";
	  visibleVar="show";
	  what ="ns4";  }
	  else if(document.all) {
	  layerRef="document.all";
	  styleSwitch=".style";
	  visibleVar="visible";
	  what ="ie4";  }
	  else if(document.getElementById) {
	  layerRef="document.getElementByID";
	  styleSwitch=".style";
	  visibleVar="visible";
	  what="dom1";  
	}
	else {
	  what="none";
	  newbrowser = false;
	  }
	 check = true;
 } 
// Toggles the layer visibility on
 function showLayer(layerName) {
	  if(check) {  
		if (what =="none") {
			  return;  
				}  
	  else if (what == "dom1") {
	  document.getElementById(layerName).style.visibility="visible";  
	  }
	  else {
	  eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="visible"');
	  }
	  }
	  else {
	  return;
	  }
	  } 

// Toggles the layer visibility off
	 function hideLayer(layerName) {
	  if(check) {
	  if (what =="none") {
	  return;
	  }  else if (what == "dom1") {
	  document.getElementById(layerName).style.visibility="hidden";
	  }
	  else {
	  eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"');
	  }
	  }
	  else {
	  return;
	  }
	  }


function hideAll() {

	  hideLayer('drop1');
	  hideLayer('drop2');
	  hideLayer('drop3');
	  hideLayer('drop4');
	  hideLayer('drop5');
	  hideLayer('drop6');
	  hideLayer('drop7');

	  } 


function startTime() {
	  if (timerOn == false) {
	  timerID=setTimeout( "hideAll()" , timecount);
	  timerOn = true;
	  }
	  } 
	  
function stopTime() {  
	  if (timerOn) {
	  clearTimeout(timerID);
	  timerID = null;
	  timerOn = false;
	  }
	  }