function TestForm(){
	var er = 0;
	//enname,faname,force,lenmin,lenmax,format,other
	er += TestTextBox("t1"," نام کاربری ",true,5,30,"is_custom_en",".1234567890");
	er += TestTextBox("t2"," کلمه عبور ",true,5,30,"is_custom_en",".1234567890");
	if(er > 0){er_msg = "";return true;}else{return false;}
}
function userlogin(){
	if(!TestForm()){
		checkPass();
	}
}