function showWindow(val){
	var win = document.getElementById('win');
		win.style.visibility = (val == ''?'hidden':'inherit');
		win = document.getElementById('naim');
		win.value = ''+val;
}

function flushText(id, textDefault){
	var obj = document.getElementById(id);
	if(obj.value==textDefault){
		obj.value = '';
	}
}