function pkg_changeMultiStatus(status){
	var obj = document.getElementById("frmPackages")
	var count = 0
	
	for(var i=0; i<obj.elements.length; i++){
		if(obj.elements[i].type == "checkbox" && obj.elements[i].checked == true){
			count++
		}
	}
	
	if(count > 0){
		if(status == "enable"){
			obj.action = "?pkg/pkgman/mode/control/func/enablemulti"
		}
		else{
			obj.action = "?pkg/pkgman/mode/control/func/disablemulti"
		}
		obj.submit()
	}
	else{
		alert("Bạn chưa chọn gói nào!")
	}
}