function ajaxFunction()
{
// START BROWSER-IDENTIFICATION
	var xmlHttp;
	try
	{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}
	catch (e)
	{
		// Internet Explorer
		try
		{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			try
			{
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e)
			{
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
	}
// END BROWSER-IDENTIFICATION
	
	xmlHttp.onreadystatechange=function()
	{
		if(xmlHttp.readyState==4)
		{
			document.myForm.time.value=xmlHttp.responseText;
		}
	}
	xmlHttp.open("GET","time.php",true);
	xmlHttp.send(null);
}

// Prints one or multiple Textarea(s) which will limit the text to a maximum length 
// Tested on Firefox 1.5 and 3.0 and Internet Explorer 6.0 and 7.0 
// For details about JavaScript events try the sample at the bottom of the page: 
// mediaevent.de/javascript/onkeydown.html 
// on various browsers to study the multiple differences! 

// ATTENTION: onKeyDown and onKeyUp will NOT work here!! 
function OnTextareaKeyPress(oEvent, oArea, MaxLen) 
{ 
	Chr = -1; 
	if (window.event) // MSIE (does not fire DEL, BACKSPACE keys) 
	{ 
		// event.charCode is undefined on MSIE!! 
		Chr = window.event.keyCode; 
	} 
	else if (oEvent) // Firefox (fires also DEL, BACKSPACE keys with charCode=0) 
	{ 
		// oEvent.keyCode returns nonsense but NOT the ASCII code on Firefox!! 
		Chr = oEvent.charCode; 
	} 
	
	// return false to block characters if text too long 
	// return true for all control keys!! 
	return (Chr < 32 || oArea.value.length < MaxLen); 
} 
	
// Shorten PASTED texts which cannot be captured in OnTextareaKeyPress() 
function OnTextareaKeyUp(oArea, MaxLen) 
{ 
	if (oArea.value.length > MaxLen) 
	oArea.value = oArea.value.substring(0, MaxLen); 
}