// Navigation rollover script
function changecolor(a, changeTo) 
		 {
		 a.style.backgroundColor = changeTo;
		 }

ns4 = (document.layers)? true:false
ie4 = (document.all)? true:false

// Show/Hide functions for non-pointer layer/objects
function show(id) 
		 {
		 if (ns4) document.layers[id].visibility = "show"
		 else if (ie4) document.all[id].style.visibility = "visible"
		 else document.getElementById(id).style.visibility = "visible"
		 }

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

// Open a new window for the pop-up image //

var win = null;

function NewWindow(mypage,myname,w,h,scroll,resize)
    {
LeftPosition = 10;
TopPosition = 10;
settings = 'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable='+resize+'';
win = window.open(mypage,myname,settings);
if(win.window.focus){win.window.focus();}
    }

// Clear the selected field when the user gives it the focus
// Used on the dd.mm.yyyy fields
function clearField(e)
{
    	 if(typeof document.forms[0].elements[e].flag == "undefined"){
    		document.forms[0].elements[e].value="";
    		document.forms[0].elements[e].flag = "set";
    	   }
    	 else{
    		return;
    	    }
}