function ConfirmInsert(message, isalert, commandtype) 
    { 
        if (message.length == 0) { message="unspecified message"; }
        if (isalert)
        {
            alert(message);
            return;
        }
        
        if (confirm(message))
        {
            returnvar = "1";
        }
        else
        {
            returnvar = "0";
        }

        ManualPostBack("__confirmalert$" + commandtype, returnvar);
        
    }
     
    //manual synchronous postback (non ajax)
    function ManualPostBack(eventTarget, eventArgument) {
        if (!theForm.onsubmit || (theForm.onsubmit() != false)) {
            theForm.__EVENTTARGET.value = eventTarget;
            theForm.__EVENTARGUMENT.value = eventArgument;
            theForm.submit();
        }

    }

    function padleft(paddingchar, paddinglength, text) {
        if (text.length == 0) {
            return text;
        }

        while (text.length < paddinglength) {
            text = paddingchar + text;
        }
        return text;
    }

    function allow_numeric(obj) 
    {
        
        
        if (/[^0-9]/i.test(obj.value))
            obj.value = obj.value.replace(/[^0-9]/g, '')
        
    }

    function allow_decimal(obj) 
    {
       
        //if starts with . then add 0
        if (obj.value.length == 1 && obj.value == '.')
            obj.value = '0' + obj.value;

        if (!/^([0-9]+\.[0-9]{0,3}|[0-9]+)$/i.test(obj.value))
            obj.value = obj.value.substring(0, obj.value.length - 1);
       
    }

    function show(controlid) {
        control = document.getElementById(controlid);
        if(control.style.display != "block")
            control.style.display = "block";
    }

// vervangen door "show_abs_no_overflow"
//    function show_abs(e,controlid) {
//        control = document.getElementById(controlid);
//        control.style.display = "block";

//        var posx = 0;
//        var posy = 0;
//        if (!e) var e = window.event;
//        if (e.pageX || e.pageY) {
//            posx = e.pageX;
//            posy = e.pageY;
//        }
//        else if (e.clientX || e.clientY) {
//            posx = e.clientX + document.body.scrollLeft
//			+ document.documentElement.scrollLeft;
//            posy = e.clientY + document.body.scrollTop
//			+ document.documentElement.scrollTop;
//        }
//        
//        control.style.top = posy + 'px';
//        control.style.left = posx + 'px';
//        control.style.zIndex = 999;
//    }

    function show_abs_no_overflow(e, controlid) {
        control = document.getElementById(controlid);
        control.style.display = "block";

//        var windowWidth = document.body.offsetWidth;
//        var windowHeight = document.body.offsetHeight;
        var windowWidth = document.getElementById('maincontent').offsetWidth;
        var windowHeight = document.getElementById('maincontent').offsetHeight;
                
        var posx = 0;
        var posy = 0;
        if (!e) var e = window.event;
        if (e.pageX || e.pageY) {
            posx = e.pageX;
            posy = e.pageY;
        }
//        else if (e.clientX || e.clientY) {
//        posx = e.clientX + document.body.scrollLeft
//        + document.documentElement.scrollLeft;
//        posy = e.clientY + document.body.scrollTop
//        + document.documentElement.scrollTop;
//        }
        else if (e.x || e.y) {
            posx = e.x + document.body.scrollLeft
			+ document.documentElement.scrollLeft;
            posy = e.y + document.body.scrollTop
			+ document.documentElement.scrollTop;
        }

        var rightOfControl = posx + control.offsetWidth;

        if (rightOfControl > windowWidth) {
            posx = windowWidth - control.offsetWidth - 40; // 40 = width scrollbar x2
        }
        
        control.style.top = posy + 'px';
        control.style.left = posx + 'px';
        control.style.zIndex = 999;
    }

    function hide(controlid) {
        control = document.getElementById(controlid);
        control.style.display = "none";
    }

    function queryString(ji) {
        hu = window.location.search.substring(1);
        gy = hu.split("&");

        for (i = 0; i < gy.length; i++) {
            ft = gy[i].split("=");
            if (ft[0] == ji) {
                return ft[1];
            }
        }
    }

    function SetSelectedText(text, control) 
    {
        if (document.selection) {
            document.selection.createRange().text = text;
            return true;
        }
        else if (control.selectionStart) {
        var startPos = control.selectionStart;
        var endPos = control.selectionEnd;
        var str = control.value.substring(startPos, endPos);
        control.value = control.value.substring(0, startPos) + text + ta.value.substring(endPos, ta.value.length);
            return true;
        }

    }

    function refreshParent() {
        var xWin = window.dialogArguments;
        xWin.document.forms[0].submit()//location.reload(true);
        
        if (window.parent.progressWindow) {
            window.parent.progressWindow.close()
        }
        window.close();
    }

    function disableEnter(sender, e) {
        if (e.KeyCode == 13)
            return false; 
    }

    // Functie tbv RadCombobox
    // Deze functie zorgt er voor dat de telerik control nét wat beter werkt
    // conform de wensen
    // Mogelijk in de toekomst vervangen door blurItem2
    function blurItem(rcb) {
        // Aantal items in lijst groter dan 0 dan item instellen
        // anders de selectie opgeschonen
        if (rcb.get_items().get_count() > 0) {
            // Indien item is geselecteerd dan die gebruiken
            // anders eerste item uit de lijst gebruiken
            var HighlightedItem = rcb.get_highlightedItem();
            if (HighlightedItem == null) {
                rcb.get_items().getItem(0).select();
            }
            else {
                if (rcb.get_emptyMessage() == rcb.get_text()) {
                    rcb.clearSelection();
                } else {
                    rcb.get_items().getItem(HighlightedItem.get_index()).select();                
                }
            }
        }
        else {
            rcb.clearSelection();
            rcb.selectedIndex = -1;
        }
    }

    // Functie tbv RadCombobox
    // Deze functie zorgt er voor dat de telerik control nét wat beter werkt
    // conform de wensen
    function blurItem2(rcb) {
        // Aantal items in lijst groter dan 0 dan item instellen
        // anders de selectie opgeschonen
        if (rcb.get_items().get_count() > 0) {
            // Indien item is geselecteerd dan die gebruiken
            // anders eerste item uit de lijst gebruiken
            var HighlightedItem = rcb.get_selectedItem();
            if (HighlightedItem == null) {
                rcb.get_items().getItem(0).select();
            }
            else {
                if (rcb.get_emptyMessage() == rcb.get_text()) {
                    rcb.clearSelection();
                } else {
                    rcb.get_items().getItem(HighlightedItem.get_index()).select();
                }
            }
        }
        else {
            rcb.clearSelection();
            rcb.selectedIndex = -1;
        }
    }