function MM_findObj(n, d) { //v4.01
    var p, i, x; if (!d) d = document; if ((p = n.indexOf("?")) > 0 && parent.frames.length) {
        d = parent.frames[n.substring(p + 1)].document; n = n.substring(0, p);
    }
    if (!(x = d[n]) && d.all) x = d.all[n]; for (i = 0; !x && i < d.forms.length; i++) x = d.forms[i][n];
    for (i = 0; !x && d.layers && i < d.layers.length; i++) x = MM_findObj(n, d.layers[i].document);
    if (!x && d.getElementById) x = d.getElementById(n); return x;
}

function MM_dragLayer(objName, x, hL, hT, hW, hH, toFront, dropBack, cU, cD, cL, cR, targL, targT, tol, dropJS, et, dragJS) { //v4.01
    //Copyright 1998 Macromedia, Inc. All rights reserved.

    var i, j, aLayer, retVal, curDrag = null, curLeft, curTop, IE = document.all, NS4 = document.layers;
    var NS6 = (!IE && document.getElementById), NS = (NS4 || NS6); if (!IE && !NS) return false;
    retVal = true; if (IE && event) event.returnValue = true;
    if (MM_dragLayer.arguments.length > 1) {
        curDrag = MM_findObj(objName); if (!curDrag) return false;
        if (!document.allLayers) {
            document.allLayers = new Array();
            with (document) if (NS4) {
                for (i = 0; i < layers.length; i++) allLayers[i] = layers[i];
                for (i = 0; i < allLayers.length; i++) if (allLayers[i].document && allLayers[i].document.layers)
                    with (allLayers[i].document) for (j = 0; j < layers.length; j++) allLayers[allLayers.length] = layers[j];
            } else {
                if (NS6) {
                    var spns = getElementsByTagName("span"); var all = getElementsByTagName("div");
                    for (i = 0; i < spns.length; i++) if (spns[i].style && spns[i].style.position) allLayers[allLayers.length] = spns[i];
                }
                for (i = 0; i < all.length; i++) if (all[i].style && all[i].style.position) allLayers[allLayers.length] = all[i];
            }
        }
        curDrag.MM_dragOk = true; curDrag.MM_targL = targL; curDrag.MM_targT = targT;
        curDrag.MM_tol = Math.pow(tol, 2); curDrag.MM_hLeft = hL; curDrag.MM_hTop = hT;
        curDrag.MM_hWidth = hW; curDrag.MM_hHeight = hH; curDrag.MM_toFront = toFront;
        curDrag.MM_dropBack = dropBack; curDrag.MM_dropJS = dropJS;
        curDrag.MM_everyTime = et; curDrag.MM_dragJS = dragJS;
        curDrag.MM_oldZ = (NS4) ? curDrag.zIndex : curDrag.style.zIndex;
        curLeft = (NS4) ? curDrag.left : (NS6) ? parseInt(curDrag.style.left) : curDrag.style.pixelLeft;
        if (String(curLeft) == "NaN") curLeft = 0; curDrag.MM_startL = curLeft;
        curTop = (NS4) ? curDrag.top : (NS6) ? parseInt(curDrag.style.top) : curDrag.style.pixelTop;
        if (String(curTop) == "NaN") curTop = 0; curDrag.MM_startT = curTop;
        curDrag.MM_bL = (cL < 0) ? null : curLeft - cL; curDrag.MM_bT = (cU < 0) ? null : curTop - cU;
        curDrag.MM_bR = (cR < 0) ? null : curLeft + cR; curDrag.MM_bB = (cD < 0) ? null : curTop + cD;
        curDrag.MM_LEFTRIGHT = 0; curDrag.MM_UPDOWN = 0; curDrag.MM_SNAPPED = false; //use in your JS!
        document.onmousedown = MM_dragLayer; document.onmouseup = MM_dragLayer;
        if (NS) document.captureEvents(Event.MOUSEDOWN | Event.MOUSEUP);
    } else {
        var theEvent = ((NS) ? objName.type : event.type);
        if (theEvent == 'mousedown') {
            var mouseX = (NS) ? objName.pageX : event.clientX + document.body.scrollLeft;
            var mouseY = (NS) ? objName.pageY : event.clientY + document.body.scrollTop;
            var maxDragZ = null; document.MM_maxZ = 0;
            for (i = 0; i < document.allLayers.length; i++) {
                aLayer = document.allLayers[i];
                var aLayerZ = (NS4) ? aLayer.zIndex : parseInt(aLayer.style.zIndex);
                if (aLayerZ > document.MM_maxZ) document.MM_maxZ = aLayerZ;
                var isVisible = (((NS4) ? aLayer.visibility : aLayer.style.visibility).indexOf('hid') == -1);
                if (aLayer.MM_dragOk != null && isVisible) with (aLayer) {
                    var parentL = 0; var parentT = 0;
                    if (NS6) {
                        parentLayer = aLayer.parentNode;
                        while (parentLayer != null && parentLayer.style.position) {
                            parentL += parseInt(parentLayer.offsetLeft); parentT += parseInt(parentLayer.offsetTop);
                            parentLayer = parentLayer.parentNode;
                        }
                    } else if (IE) {
                        parentLayer = aLayer.parentElement;
                        while (parentLayer != null && parentLayer.style.position) {
                            parentL += parentLayer.offsetLeft; parentT += parentLayer.offsetTop;
                            parentLayer = parentLayer.parentElement;
                        }
                    }
                    var tmpX = mouseX - (((NS4) ? pageX : ((NS6) ? parseInt(style.left) : style.pixelLeft) + parentL) + MM_hLeft);
                    var tmpY = mouseY - (((NS4) ? pageY : ((NS6) ? parseInt(style.top) : style.pixelTop) + parentT) + MM_hTop);
                    if (String(tmpX) == "NaN") tmpX = 0; if (String(tmpY) == "NaN") tmpY = 0;
                    var tmpW = MM_hWidth; if (tmpW <= 0) tmpW += ((NS4) ? clip.width : offsetWidth);
                    var tmpH = MM_hHeight; if (tmpH <= 0) tmpH += ((NS4) ? clip.height : offsetHeight);
                    if ((0 <= tmpX && tmpX < tmpW && 0 <= tmpY && tmpY < tmpH) && (maxDragZ == null
              || maxDragZ <= aLayerZ)) { curDrag = aLayer; maxDragZ = aLayerZ; }
                }
            }
            if (curDrag) {
                document.onmousemove = MM_dragLayer; if (NS4) document.captureEvents(Event.MOUSEMOVE);
                curLeft = (NS4) ? curDrag.left : (NS6) ? parseInt(curDrag.style.left) : curDrag.style.pixelLeft;
                curTop = (NS4) ? curDrag.top : (NS6) ? parseInt(curDrag.style.top) : curDrag.style.pixelTop;
                if (String(curLeft) == "NaN") curLeft = 0; if (String(curTop) == "NaN") curTop = 0;
                MM_oldX = mouseX - curLeft; MM_oldY = mouseY - curTop;
                document.MM_curDrag = curDrag; curDrag.MM_SNAPPED = false;
                if (curDrag.MM_toFront) {
                    eval('curDrag.' + ((NS4) ? '' : 'style.') + 'zIndex=document.MM_maxZ+1');
                    if (!curDrag.MM_dropBack) document.MM_maxZ++;
                }
                retVal = false; if (!NS4 && !NS6) event.returnValue = false;
            }
        } else if (theEvent == 'mousemove') {
            if (document.MM_curDrag) with (document.MM_curDrag) {
                var mouseX = (NS) ? objName.pageX : event.clientX + document.body.scrollLeft;
                var mouseY = (NS) ? objName.pageY : event.clientY + document.body.scrollTop;
                newLeft = mouseX - MM_oldX; newTop = mouseY - MM_oldY;
                if (MM_bL != null) newLeft = Math.max(newLeft, MM_bL);
                if (MM_bR != null) newLeft = Math.min(newLeft, MM_bR);
                if (MM_bT != null) newTop = Math.max(newTop, MM_bT);
                if (MM_bB != null) newTop = Math.min(newTop, MM_bB);
                MM_LEFTRIGHT = newLeft - MM_startL; MM_UPDOWN = newTop - MM_startT;
                if (NS4) { left = newLeft; top = newTop; }
                else if (NS6) { style.left = newLeft; style.top = newTop; }
                else { style.pixelLeft = newLeft; style.pixelTop = newTop; }
                if (MM_dragJS) eval(MM_dragJS);
                retVal = false; if (!NS) event.returnValue = false;
            }
        } else if (theEvent == 'mouseup') {
            document.onmousemove = null;
            if (NS) document.releaseEvents(Event.MOUSEMOVE);
            if (NS) document.captureEvents(Event.MOUSEDOWN); //for mac NS
            if (document.MM_curDrag) with (document.MM_curDrag) {
                if (typeof MM_targL == 'number' && typeof MM_targT == 'number' &&
            (Math.pow(MM_targL - ((NS4) ? left : (NS6) ? parseInt(style.left) : style.pixelLeft), 2) +
             Math.pow(MM_targT - ((NS4) ? top : (NS6) ? parseInt(style.top) : style.pixelTop), 2)) <= MM_tol) {
                    if (NS4) { left = MM_targL; top = MM_targT; }
                    else if (NS6) { style.left = MM_targL; style.top = MM_targT; }
                    else { style.pixelLeft = MM_targL; style.pixelTop = MM_targT; }
                    MM_SNAPPED = true; MM_LEFTRIGHT = MM_startL - MM_targL; MM_UPDOWN = MM_startT - MM_targT;
                }
                if (MM_everyTime || MM_SNAPPED) eval(MM_dropJS);
                if (MM_dropBack) { if (NS4) zIndex = MM_oldZ; else style.zIndex = MM_oldZ; }
                retVal = false; if (!NS) event.returnValue = false;
            }
            document.MM_curDrag = null;
        }
        if (NS) document.routeEvent(objName);
    } return retVal;
}

function ShowRead() {

    $("#block1").show();
}

function HideRead() {

    $("#block1").hide();
}