function KeyCheck_Int(myfield,e){
	var keycode;
	if (window.event) keycode = window.event.keyCode;
	else if (e) keycode = e.which;
	else return true;
	if (((keycode>47) && (keycode<58) )  || (keycode==8)) { return true; }
	else return false;
}

function KeyCheck_Curr(myfield,e){
	//alert(window.event.keyCode)
	var keycode;
	if (window.event) keycode = window.event.keyCode;
	else if (e) keycode = e.which;
	else return true;
	if (((keycode>47) && (keycode<58) )  || (keycode==8) || (keycode==46)) { return true; }
	else return false;
	
}