function fillthescreen(){
        winH = windowHeight(); //This returns the screen heigth
        heightNeeded=winH; //We need to substract the footer height
        if( typeof( window.innerWidth ) != 'number' ) { //Explorer doesn't recognize minHeight
            //document.getElementById('page').style.height=heightNeeded+'px'; //So, we use height (and explroer bug)
        }
        document.getElementById('page').style.minHeight=heightNeeded+'px'; //For every other browser, we use minHeight
                
    }

    function windowHeight(){
        var alto= 0;
        if( typeof( window.innerWidth ) == 'number' ) {
            alto= window.innerHeight;
        } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
            alto= document.documentElement.clientHeight;
        } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
            alto= document.body.clientHeight;
        }
        return alto;
    }

function checkheaderlng() {
    var param_string = unescape(window.location.search);
    if(param_string == '') return '';
    var params = param_string.split('&');
    for (var i=0; i < params.length; i++) {
        var param = params[i].split('=');
        var param_name = param[0];
        var param_value = param[1];
        if (param_name == 'L') {
            switch (param_value)
            {
                case "0": document.getElementById('header').style.backgroundImage = 'url(fileadmin/templates/images/header_de.jpg)';
                    break;
                case "1": document.getElementById('header').style.backgroundImage = 'url(fileadmin/templates/images/header_en.jpg)';
                    break;
                case "2": document.getElementById('header').style.backgroundImage = 'url(fileadmin/templates/images/header_fr.jpg)';
                    break;
                case "3": document.getElementById('header').style.backgroundImage = 'url(fileadmin/templates/images/header_es.jpg)';
                    break;
                case "4": document.getElementById('header').style.backgroundImage = 'url(fileadmin/templates/images/header_it.jpg)';            
                    break;
                case "5": document.getElementById('header').style.backgroundImage = 'url(fileadmin/templates/images/header_nl.jpg)';
                    break;
                case "6": document.getElementById('header').style.backgroundImage = 'url(fileadmin/templates/images/header_dk.jpg)';
                    break;
                case "7": document.getElementById('header').style.backgroundImage = 'url(fileadmin/templates/images/header_pl.jpg)';
                    break;
                case "8": document.getElementById('header').style.backgroundImage = 'url(fileadmin/templates/images/header_ru.jpg)';
                    break;
            }
            //if (param_value == 0) 
            //else if (param_value == 1) document.getElementById('header').style.backgroundImage = 'url(fileadmin/templates/images/header_en.jpg)';
        }
    }
}