function openWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function enterClicked(o, btn)
{
	var bt = document.getElementById(btn); 
	if (typeof bt == 'object')
	{ 
		if(navigator.appName.indexOf("Netscape")>(-1))
		{ 
			if (o.keyCode == 13)
			{ 
				bt.click(); 
				return false; 
			} 
		} 
		
		if (navigator.appName.indexOf("Microsoft Internet Explorer")>(-1))
		{ 
			if (event.keyCode == 13)
			{ 
				bt.click(); 
				return false; 
			} 
		} 
	} 
}

function checkTextbox(o)
{
    tbox = o;
    
    if (tbox.value == '')
        tbox.value = '1';
}