function showSelect(){
	var sel1 = document.getElementById("div-lang");
	var sel2 = document.getElementById("lang");
	
	sel2.focus();
	if(sel1.style.display == "inline")
		sel1.style.display = "none";
	else
		sel1.style.display = "inline"
}

function hideSelect(){
	var sel = document.getElementById("div-lang");
		sel.style.display = "none";
}

function setLang(val){
	var sel1 = document.getElementById("lang");
	var sel2 = document.getElementById("img-lang");
	sel1.value = val;
	sel2.src='images/lang-'+val+'.png';
	document.frm_lang.submit();
}

function tripType(type){
	if(type=="RT"){
		document.getElementById("RETURN").style.display='inline';
		document.getElementById("RETURN_TXT").style.display='inline';
	}else{
		document.getElementById("RETURN").style.display='none';
		document.getElementById("RETURN_TXT").style.display='none';
	}
}