function displayDate(root, element) {
        
        var el = document.getElementById(element);
        
        if( el != null ) {

        	if (root.value == "-")

        		if( navigator.userAgent.indexOf("MSIE" ) != -1 ) {
        			el.style.display = 'block';
        		} else {
        			el.style.display = 'table-row';
        		}
            
        	else el.style.display = 'none';
        }
    }

    function init() {
        
        displayDiv(document.getElementById('rodzaj'), 'rodzdiv' );
     	displayDiv(document.getElementById('hasla'), 'hasdiv' );
     	displayDiv(document.getElementById('nazwy_wlasne'), 'nazdiv' );
     	displayDate(document.getElementById('datsel'), 'divdate2');
        
    }
    
    function popitup(url) {

    	newwindow = window.open(url,'pop','toolbar=no, menubar=no, location=no, personalbar=no, status, resizable=no, scrollbars=yes, directories=no, copyhistory=no, fullscreen=no, height=600, width=800, left=10, top=10');
    	if (window.focus) {
            newwindow.focus()
        }
        
    	return false;
    }

    function newDyrektywy(url) {

    	newwindow = window.open(url, "dyrektywy", 'fullscreen=no, toolbar=yes, menubar=yes, location=yes, personalbar=yes, status, scrollbars=yes, left=0, top=0, width=' + screen.width + ',height=' + screen.height);
    	if (window.focus) {
            newwindow.focus()
        }

    }

    function displayDiv(root, element) {
        var el = document.getElementById(element);
        
        if( el != null ) {
        	if (root.checked)
        		el.style.display = 'block';
        	else el.style.display = 'none';
        }
    }
    
    function toggleDiv(element) {
        var el = document.getElementById(element);
        
        if (el.style.display != 'none')
            el.style.display = 'none';
        else
            el.style.display = 'block';
        
    }