var ns6,ns4,ie4;
// Show/Hide functions for non-pointer layer/objects
ns4 = (document.layers)? true:false
ie4 = (document.all)? true:false
ns6 = false;
//if the DOM is not IE and not NS4, it must be NS6
if (ns4 == ie4) {
	ns6 = true;
	ie4 = ns4 = false;
}

function show(id) {
    if (document.layers){
        if (document.layers[id]){
            if (ns4) document.layers[id].visibility = "show"
        }
    }
    else if (ie4){
    	if (document.all[id]){
    		document.all[id].style.visibility = "visible";
    	}
  	}
    else if (ns6){
    	if (document.getElementById(id)){ 
    		document.getElementById(id).style.visibility = "visible";
   		}
  	}
}
function hide(id) {
    if (document.layers){
        if (document.layers[id]){;
            if (ns4) document.layers[id].visibility = "hide"
        }
    }
    else if (ie4) {
    	if (document.all[id]){
    		document.all[id].style.visibility = "hidden";
   		}
 	}
    else if (ns6) {
    	if (document.getElementById(id)){
    		document.getElementById(id).style.visibility = "hidden";
   		}
 	}
}