function numberonly(fld,eve,evewhich)
{
	var keycode;	
	 keycode = eve.keyCode;	 
	if((keycode==13) || (keycode==16) || (keycode>=32 && keycode <=34) || (keycode>=35 && keycode <=47)|| (keycode>=58 && keycode<=96) || (keycode>=106 && keycode<=127) || 
		(keycode>=186 && keycode <=192) || (keycode==222))
	{
	     return false;
	}
	else return true;				
}