var oldt = '';
var oldt2 = '';

function showhide(id, id2){
var t = getobj(id);
	
	if((id!=oldt)&&(oldt!='')){
		getobj(oldt).style.display='none';
		getobj(oldt2).className='menuplus';
	}
	
	if(t.style.display=='none'){
		t.style.display='';
		getobj(id2).className = 'menumin';
	}else{
		t.style.display='none';
		getobj(id2).className = 'menuplus';
	}
	oldt = id;
	oldt2 = id2;
}

function getobj(id){
	return document.getElementById(id);
}

function openpopup(pg, wd, ht){
	var t = window.open(pg,'popup','width='+wd+',height='+ht);
}

function validateForm(){
	document.form1.submit();
}