function f_devuelve_Parametros(form_formulario)
{
	var var_Aux;
	var_Aux='';
	for (var i=0;i<(form_formulario.length);i++)
	{
		if (var_Aux == '')
		    var_Aux=form_formulario.elements[i].name+'='+form_formulario.elements[i].value;
		else
		    var_Aux=var_Aux+'&'+form_formulario.elements[i].name+'='+form_formulario.elements[i].value;
	}
	return (var_Aux);
}

function loadGrid(grid,url)
{
	grid.setURL(url);
	grid.request();
}

function f_eliminaItems(combo)
{
  while (combo.length> 0)
  {
    combo.remove(0);
  }
}

function AplicarCebra () 
{ 
	var tables =   document.getElementsByTagName("table"); 
	for (var i = 0; i < tables.length;   i++) 
	{ 
		if (tables[i].className.match(/TablaCebra/))   
		{ 
			TablaCebra(tables[i]); 
		} 
	} 
} 
function TablaCebra (table)
{ 
	var current =   "par"; 
	var trs = table.getElementsByTagName("tr"); 
	for (var i = 0; i   < trs.length; i++) 
	{ 
		trs[i].className += " " + current; 
		current =   current == "par" ? "impar" : "par"; 
	} 
}