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functiong get()
{
	var ajax = (window.XMLHttpRequest) ? new XMLHttpRequest() : ( (window.ActiveXObject) ? new ActiveXObject("Msxml2.XMLHTTP") || new ActiveXObject("Microsoft.XMLHTTP") : null );
	var url = '';
	if( ajax != null )
	{
		ajax.open("GET",url,true);
		ajax.onreadystatechange = function()
		{
			if(ajax.readyState == 4 )
			{
				document.getElementById('contents') = ajax.responseText;
			}
		}
		ajax.send(null);
	}
}