//show a drop
function showLayer(num){
		if(dropsloaded){
			clearTimeout(timerID)
			hideall()
			if(ie) { theblah="drop"+num+".style.visibility='visible'" }
			if(ns) { theblah="document.drop"+num+".visibility='show'" }
			eval(theblah); 
			}
		}


//hide timer
function hideLayer(){
		if(dropsloaded){
			timerID=window.setTimeout('hideall()',2000); return
			}
		}

//hide all
function hideall(){
		if(dropsloaded){
			for(i=1;i<=numLayers;i++){
				if(ie) { theblah="drop"+i+".style.visibility='hidden'" }
				if(ns) { theblah="document.drop"+i+".visibility='hide'" }
				eval(theblah)
				}
			}
		}

//keep drop
function keepdrop(){
		if(dropsloaded){
			clearTimeout(timerID)
			}
		}


//register initial layer position according the browser

function register(num){
		if(ie) { layerpos[num]=eval("drop"+num+".style.pixelLeft") }
		if(ns) { 
					layerpos[num]=eval("document.drop"+num+".left")+8
					
				}			

	}