function submit_search()
{
	form = document.getElementById('search_form');
	form.action = 'search.html';
	form.submit();
}
function submit_log()
{
	form = document.getElementById('login_form');
	if(form.action.indexOf('?') != -1)
	{
		form.action = 'login.html';
	}
	else
	{
		form.action = 'login.html';
	}
	form.submit();
}
function sub_pag(user_action,pag)
{
	form = document.getElementById('filt1');
	if(form.action.indexOf('?') != -1)
	{
		form.action = form.action+'?user_action='+user_action+'&page='+pag;
	}
	else
	{
		form.action = form.action+'?user_action='+user_action+'&page='+pag;
	}
	form.submit();
}

function submit_form(user_action)
{
	form = document.getElementById('main_form');
	if(form.action.indexOf('?') != -1)
	{
		form.action = form.action+'&user_action='+user_action;
	}
	else
	{
		form.action = form.action+'?user_action='+user_action;
	}
	form.submit();
}

function paginar(filtro,user_action,pag)
{
	form = document.getElementById('fpaginacion');
	if(form.action.indexOf('?') != -1)
	{
		form.action = form.action+'?user_action='+user_action+'&page='+pag;
	}
	else
	{
		form.action = form.action+'?user_action='+user_action+'&page='+pag;
	}
	form.submit();
}