function IsNotBannedExtension(tFile)
{
	var strBadExt	= "ade,adp,bas,bat,chm,cmd,com,cpl,crt,eml,exe,hlp,hta,inf,ins,isp,jse,lnk,mdb,mde,msc,msi,msp,mst,pcd,pif,reg,scr,sct,shs,url,vbs,vbe,wsf,wsh,wsc";
	var arrBadExt	= new Array();
 	arrBadExt		= strBadExt.split(",");
	var strExt		= tFile.substring(tFile.lastIndexOf(".")+1,tFile.length)
	var retVal		= true;
	for (var i = 0; i < arrBadExt.length; i++)
	{
		if (strExt.toLowerCase() == arrBadExt[i])
		{
			retVal = false;
		}
	}
	return retVal;
}