function getElementByClass(classname) {
        var inc=0;
        var result=new Array();
        var alltags=document.getElementsByTagName("div");
        if (!alltags) alltags=document.all;
        //var alltags=document.all? document.all : document.getElementsByTagName("DIV");
        for (i=0; i < alltags.length; i++) {
                if (alltags[i].className==classname) {
                        result[inc++]=alltags[i];
                }
        }
        return result;
 }

function IENavigation() {
        menus = getElementByClass('rollupmenu');
        for (i=0; i < menus.length; i++) {
                ulnode=menus[i].childNodes[0];
                for (ii=0; ii < ulnode.childNodes.length; ii++) {
                        node = ulnode.childNodes[ii];
                        if (node.nodeName=="LI") {
                                node.onmouseover=function() {
                                        this.className += ' hover';
                                }
                                node.onmouseout=function() {
                                        this.className = this.className.replace(' hover', '');
                                }
                        }
                }
        }

        menus = getElementByClass('verticalmenu');
        for (i=0; i < menus.length; i++) {
                ulnode=menus[i].childNodes[1];
                for (ii=0; ii < ulnode.childNodes.length; ii++) {
                        node = ulnode.childNodes[ii];
                        if (node.tagName=="li") {
                                node.onmouseover=function() {
                                        this.className += ' hover';
                                }
                                node.onmouseout=function() {
                                        this.className = this.className.replace(' hover', '');
                                }
                        }
                }
        }

}

function pageload() {
        if (navigator.appName == 'Microsoft Internet Explorer') {
//        IENavigation();
        ulnode=document.getElementsByTagName('li');
                for (ii=0; ii < ulnode.length; ii++) {
                        node = ulnode[ii];
                        if (node.tagName=="li" || node.tagName=="LI") {
                                node.onmouseover=function() {
                                        this.className += ' hover';
                                }
                                node.onmouseout=function() {
                                        this.className = this.className.replace(' hover', '');
                                }
                        }
                }
        }
}

function FocusElement($id) {
        window.document.getElementById($id).focus();
        return true;
}


function LoginFocus(el) {
        if (el.value=='Uživatel')
                el.value='';
}

function LoginBlur(el) {
        if (el.value=='')
                el.value='U?ivatel';
}

function PasswordFocus(el) {
        if (el.value=='Heslo') {
                el.type='password';
                el.focus();
                el.value='';
        }
}

function PasswordBlur(el) {
        if (el.value=='') {
                el.value='Heslo';
                el.type='text';
        }
}


function SearchFocus(el) {
        if (el.value=='hledat') {
                el.value='';
        }
}

function SearchBlur(el) {
        if (el.value=='') {
                el.value='hledat';
        }
}