var picture="false";

		cssAllowed=(document.getElementById||document.layers||document.all)?true:false;

		cssMessage="CSS not supported. Please upgrade your browser.";

	

		function layerObject(eID){

			if(document.getElementById){this.css=document.getElementById(eID).style;}

			else if(document.layers){this.css=document.layers[eID];}

			else if(document.all){this.css=document.all[eID].style;}

			return this

			}

		

		function showHide(eID,on){

			if(!cssAllowed){alert(cssMessage)}

			else{

				myLayer=new layerObject(eID)

				if(on){myLayer.css.visibility="visible"}

				else{myLayer.css.visibility="hidden"}

			}

		}

		

		function moveIt(distance){

			if(!cssAllowed){alert(cssMessage)}

			else{

				if(document.getElementById){distance+="px"}

				myLayer=new layerObject('mark')

				myLayer.css.left=distance;

			}

		}