function MW_System_Load(){
    this.wib = screen.width;
    this.heb = screen.height;
    this.documes = (document.getElementById || document.createElement || document.getElementsByTagName) ? true : false;
    this.objects = window.addEventListener || window.attachEvent ? window : document.addEventListener ? document : null;
    this.types = 'load';
}

MW_System_Load.prototype.addsevent = function(func){
    if (this.objects.addEventListener) {
        this.objects.addEventListener(this.types,func,false);
        return true;
    } else if (this.objects.attachEvent) {
        this.objects.attachEvent("on" + this.types,func);
    } else {
        return false;
    }
}

MW_System_Load.prototype.browser = function() {
    this.ver = navigator.appVersion;
    this.agent = navigator.userAgent.toLowerCase();
    this.dom = document.getElementById ? 1:0;
    this.all = document.all ? 1:0;
    this.ie5 = (this.ver.indexOf("MSIE 5")>-1 && this.dom) ? 1:0;
    this.ie6 = (this.ver.indexOf("MSIE 6")>-1 && this.dom) ? 1:0;
    this.ie4 = (document.all && !this.dom) ? 1:0;
    this.ie = this.ie4 || this.ie5 || this.ie6;
    this.opera = this.agent.indexOf("opera")>-1;
    this.gecko = (this.agent.indexOf("gecko")!=-1) ? 1:0;
    this.bw = (this.ie || this.opera || this.gecko);
    return this;
}

MW_System_Load.prototype.findobj = function(obj) {
    this.parent = window.document;
    if (this.parent[obj]){ return this.parent[obj]; }
    if (this.parent.all && this.parent.all[obj]){ return this.parent.all[obj]; }
    if (this.parent.layers && this.parent.layers[obj]){ return this.parent.layers[obj]; }
    if (this.parent.getElementById && this.parent.getElementById(obj)){ return this.parent.getElementById(obj); }
    return null;
}

var MW = new MW_System_Load();

function MW_System_Hint(){}
    MW_System_Hint.prototype.show = function(obj,str) {
    var hint = MW.findobj('hint');
    if (!obj){ return; }
    if (!MW.documes){ return; }
    if (!hint){ return; }
    hint.className = 'hint';
    hint.style.left = 15;
    hint.style.top = 50;
    obj.onmouseout = function(advance) {
        hint.style.width = '';
        hint.style.visibility = 'hidden';
        if (hint.firstChild) hint.removeChild(hint.firstChild);
        hint.appendChild(document.createTextNode(str));
    };
    obj.onmousemove = function(advance) {
        hint.style.width = '';
        hint.innerHTML = str;
        vc = document.getElementsByTagName((document.compatMode && document.compatMode=="CSS1Compat") ? "HTML":"BODY")[0];
        x = window.event ? event.clientX + vc.scrollLeft : advance.pageX;
        y = window.event ? event.clientY + vc.scrollTop : advance.pageY;
        vcwidth = vc.clientWidth ? vc.clientWidth + vc.scrollLeft : window.innerWidth + window.pageXOffset;
        vcheight = vc.innerHeight ? window.innerHeight + window.pageYOffset : vc.clientHeight + vc.scrollTop;
        if (hint.offsetWidth>800){ hint.style.width = '200'; }
        if ((x + hint.offsetWidth + 15) > vcwidth) {
            hint.style.left = x - hint.offsetWidth - 4;
        } else {
            hint.style.left = x + 15;
        }
        if ((y + hint.offsetHeight + 19) > vcheight) {
            hint.style.top = y - hint.offsetHeight;
        } else {
            hint.style.top = y + 25;
        }
        hint.style.opacity = '.91';
        hint.style.filter = "alpha(opacity:91)";
        hint.style.visibility = 'visible';
    };
}

MW_System_Hint.prototype.initialize = function(){
    var hint = document.createElement("DIV");
    hint.setAttribute('id','hint');
    document.getElementsByTagName('body')[0].appendChild(hint);
    hint.style.visibility = 'hidden';
    var hintmarker = ['a','img'];
    var textmarker = ['title','alt'];
    var lenmarker = hintmarker.length;
    for (var i=0; i<lenmarker; i++) {
        atr = document.getElementsByTagName(hintmarker[i]);
        for(var j=0; j<atr.length; j++)
        if (viewhint=atr[j].getAttribute(textmarker[i])){
            atr[j].removeAttribute(textmarker[i]);
            HINT.show(atr[j],viewhint);
        }
    }
}

var HINT = new MW_System_Hint();
if (MW.objects) { MW.addsevent(HINT.initialize); }