function show_avanzada()
{
	show_search("advanced");
	document.getElementById("search_type").value = "avanzada";

	//document.getElementById("age").value = "";	
}

function show_simple()
{
	show_search("simple");	
	document.getElementById("search_type").value = "simple";	
	
	document.getElementById("city").value 					= "";
	document.getElementById("user_id").value 				= "";
	document.getElementById("age-limit-1").value 			= "";
	document.getElementById("age-limit-2").value 			= "";		
	
}

function show_search(wich)
{
	if (wich == "simple")
	{
		style_simple 	= "table-row";		
		style_advanced  = "none";
	}
	else
	{
		style_advanced  = "table-row";		
		style_simple 	= "none";
	}
	
	document.getElementById("avanzada1").style.display = style_advanced;
	document.getElementById("avanzada2").style.display = style_advanced;
	document.getElementById("avanzada4").style.display = style_advanced;
	document.getElementById("avanzada5").style.display = style_advanced;

	document.getElementById("simple1").style.display = style_simple;
	document.getElementById("simple2").style.display = style_simple;	
}


function validate_numeric(f) 
{
	if (!/^\d*$/.test(f.value)) 
	{
		alert("La edad debe ser un numero");
		f.value = f.value.replace(/[^\d]/g,"");
	}
} 

function change_action(newAction)
{
	document.forms[0].action = newAction;
	return false;		
}


function submit_form()
{
	document.forms[0].submit();
	return false;		
}