function guardar(target){
	document.formData.target.value = target;

}
function irA(target){
	document.formData.action = target;
	document.formData.submit();
}
function checkAll(selAll,selReg){
    if (selReg){
        if (selReg.length){
          for(var i=0;i< selReg.length;i++){
            selReg[i].checked = selAll.checked;
          }
        }
        else{
            selReg.checked = selAll.checked;
        }
    }
}
function areChecked(selReg){
   if (selReg){
        if (selReg.length){
          for(var i=0;i< selReg.length;i++){
            if (selReg[i].checked) return true;
          }
        }
        else{
            if (selReg.checked) return true;
        }
    }
	return false;
}
function editItem(fieldvalue){
	document.formData.selReg.value = fieldvalue;
	document.formData.operation.value = "EDITION";
	document.formData.action="edownloads.php";
	document.formData.submit();
}

function newItem(){
	document.formData.operation.value = "NEW";
	document.formData.action="edownloads.php";
	document.formData.submit();
}
function multipleDelete(){
	if (areChecked(document.formData.selectionReg)){
		if (confirm("Se va a proceder al borrado de los registros selecccionados, ¿desea continuar?")){
			document.formData.operation.value = "MDELETE";
			document.formData.action="bdownloads.php";
			document.formData.submit();
		}
	}
	else{
		alert("Debe seleccionar los registros a borrar a través de la casilla asociada");
	}
}function goToPage(fieldvalue){
	document.formPage.operation.value="SET_PAGE";
	document.formPage.action="utils/pagdownloads.php";
	document.formPage.selReg.value = fieldvalue;	
	document.formPage.submit();

}
function orderBy(field,criteria){
	document.formOrder.orderBy.value = field;
	document.formOrder.orderCriteria.value = criteria;
	document.formOrder.action = "utils/orddownloads.php";
	document.formOrder.submit();

}
function setPageSize(field){
	document.formPage.operation.value="SET_PAGESIZE";
	document.formPage.action="utils/pagdownloads.php";
	document.formPage.selReg.value = field.value;	
	document.formPage.submit();
}
function deleteItem(fieldvalue){
    if (confirm("Se va a proceder al borrado del registro, ¿desea continuar?")){
    	document.formData.selReg.value = fieldvalue;
    	document.formData.operation.value = "DELETE";
    	document.formData.action="bdownloads.php";
    	document.formData.submit();
	}
}