function main() {
    if (app.documents.length == 0) {
        alert("Ո���ٴ��_һ���ęn")
        return
    }

    var spotList = []

    var doc = app.activeDocument

    for (var i = 0; i < doc.spots.length; i++) {
        if (doc.spots[i].colorType == ColorModel.SPOT) {
            spotList.push(doc.spots[i])
        }
    }

    var win = new Window("dialog", "��Ҫ�ԌW(xu��)�W(w��ng)����-�h����ɫɫ�K")

    if (spotList.length == 0) {
        win.margins = 50
        win.add("staticText", undefined, "��(d��ng)ǰ�ęn��ɫ��(sh��)����: ��")
    } else {
        win.add("staticText", undefined, "��(d��ng)ǰ�ęn���� " + spotList.length + " ����ɫ, �x����Ҫ�h���Č�ɫ")
        var pan = win.add("panel")
        pan.orientation = "row"
        pan.alignChildren = "top"

        var checkboxList = []

        var tempGroup = null

        for(var i =0; i<spotList.length; i++){
            if(i % 10 == 0){
                tempGroup = pan.add("group")
                tempGroup.orientation = "column"
                tempGroup.alignChildren = "left"
            }
            var cck = tempGroup.add("checkbox", undefined, spotList[i].name)
            checkboxList.push(cck)
        }

        var actionGroup = win.add("group")
        actionGroup.margins = 20
        var alltBtn = actionGroup.add("button", [0, 0, 60, 30], "ȫ�x")
        var okBtn = actionGroup.add("button", [0, 0, 60, 30], "��(zh��)��")
        var reBtn = actionGroup.add("button", [0, 0, 60, 30], "���x")
   
        alltBtn.onClick = function(){
            for(var i = 0; i<checkboxList.length; i++){
                checkboxList[i].value = true
            }
        }
   
        reBtn.onClick = function(){
            for(var i = 0; i<checkboxList.length; i++){
                if(checkboxList[i].value){
                    checkboxList[i].value = false
                }else{
                    checkboxList[i].value = true
                }
            }
        }
   
        okBtn.onClick = function(){
            for(var i = 0; i<checkboxList.length; i++){
                if(checkboxList[i].value){
                    // �h��
                    spotList[i].remove()
   
                }
            }
            win.close()
        }
    }
   


    win.center()
    win.show()

}

main()