var omitformtags=["input", "textarea", "select"];
function disableselect(e)
{
	for (i = 0; i < omitformtags.length; i++)
	{
		if (omitformtags[i]==(e.target.tagName.toLowerCase()))return;
	}
		return false
}
		
function reEnable()
{
	return true
}
//document.write('<div style="position:absolute;visibility:visible;top:-3000px;left:-3000px;"><form name="_hiddenFrom"><input type="text" value="喔喔!你按Ctrl-A喔!" name="_hiddenText"></form></div>');

if (typeof document.onselectstart=="undefined")
{
	document.onmousedown=disableselect;
	document.onmouseup=reEnable;
}
else
{
	document.onmousedown=new Function("return false");
	document.onmouseup=new Function("return false");
}
document.onselectstart=new Function("return false");
document.onselect=new Function("return false");
document.oncontextmenu=new Function("return false");
//onload=document._hiddenFrom._hiddenText.focus();