var win=null;
function NewWindow(mypage,myname,w,h,scroll,pos){
if(pos=="random"){LeftPosition=(screen.width)?Math.floor(Math.random()*(screen.width-w)):100;TopPosition=(screen.height)?Math.floor(Math.random()*((screen.height-h)-75)):100;}
if(pos=="center"){LeftPosition=(screen.width)?(screen.width-w)/2:100;TopPosition=(screen.height)?(screen.height-h)/2:100;}
else if((pos!="center" && pos!="random") || pos==null){LeftPosition=0;TopPosition=20}
settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';
win=window.open(mypage,myname,settings);}

// expand + contract
function ExpCon(oid) {
	tochange = document.getElementById(oid);
	
	if(tochange.style.display == "block") {
		tochange.style.display = "none";
	} else {
		tochange.style.display = "block";
	}
}

function SetHyperlinkPrefix(tb) {
    if(tb.value=='') {tb.value='http://'};
    
    if (tb.createTextRange) {
        var FieldRange = tb.createTextRange();
        FieldRange.moveStart('character', tb.value.length);
        FieldRange.collapse();
        FieldRange.select();
    }    
}

function ClearHyperlinkPrefix(tb) {
    if(tb.value=='http://') {tb.value=''};
}