function nav_over(target,xValue){
	var button = document.getElementById(target);
	var newPos = xValue+"px";
	button.style.left = newPos;
}
function set_text(target,newText) {
	var obj = document.getElementById(target); 
	var curValue = obj.value;
	if(curValue == ''){
		obj.value = newText;
	}
}
function clear_text(target) {
	var obj = document.getElementById(target); 
	obj.value = '';
}

function Toggle(item) {
   obj=document.getElementById(item);
   visible=(obj.style.display!="none")  
   if (visible) {
	 obj.style.display="none";
   } else {
	  obj.style.display="block";
   }
}
function ToggleInline(item) {
   obj=document.getElementById(item);
   visible=(obj.style.display!="none")  
   if (visible) {
	 obj.style.display="none";
   } else {
	  obj.style.display="inline";
   }
}
function Show(item) {
   obj=document.getElementById(item);
   obj.style.display="block";
}
function ShowInline(item) {
   obj=document.getElementById(item);
   obj.style.display="inline";
}
function Hide(item) {
   obj=document.getElementById(item);
   obj.style.display="none";
}