//this displays div if it's hidden and hides it if it's displayed
function showHideDiv(divName) {
	if (document.getElementById(divName).style.display=="block") {
		document.getElementById(divName).style.display="none";		
	} else {
		document.getElementById(divName).style.display="block";

	}
}

// shows div
function showDiv(divName) {
		document.getElementById(divName).style.display="block";
		if ((document.getElementById('topLink')  != "undefined" )&&(navigator.appName!="Microsoft Internet Explorer")&&(divName=='homeMenu1'||divName=='homeMenu2')) {
			document.getElementById('topLink').style.display="none";
		} 				
}

// hides div
function hideDiv(divName) {
		document.getElementById(divName).style.display="none";
		if (( document.getElementById('topLink') != "undefined" )&&(navigator.appName!="Microsoft Internet Explorer")&&(divName=='homeMenu1'||divName=='homeMenu2')) {
			document.getElementById('topLink').style.display="block";
		} 				
}

submitted=0;

function submitForm(formName) {

	if (submitted==0) {
		submitted=1;
		document.getElementById(formName).submit();
	}

}

function popupWindow(popupLocation, windowName, popupWidth, popupHeight) {
		var leftdist 	= (screen.width - popupWidth) / 2;    	// distance to left edge of window
		var topdist 	= (screen.height - popupHeight) / 2;   	// distance to top edge of window
		var popUpWin = window.open(popupLocation, windowName, "left=" + leftdist + ",top=" + topdist + ",width=" + popupWidth + ",height=" + popupHeight + ",scrollbars=yes,resizable=yes");
		
	}
	
function getItem(id) {
	return document.getElementById&&document.getElementById(id)? document.getElementById(id) : document.all&&document.all[id]? document.all[id] : null;
}	
	
function roll_over(img_name, img_src)
{
	getItem(img_name).src = img_src;
}
   
function showHideDocTypes() {
	if (document.getElementById('docTypesFull').style.display == "none") {
		document.getElementById('docTypesFull').style.display='';
	} else {
		document.getElementById('docTypesFull').style.display='none';
	}
}

function showMenu(showDiv,colorDiv) {
	document.getElementById(showDiv).style.visibility="visible";
	document.getElementById(colorDiv).style.color="green";
}

function hideMenu(showDiv,colorDiv) {
	document.getElementById(showDiv).style.visibility="hidden";
	document.getElementById(colorDiv).style.color="";
}