var d = document;
var safari = (navigator.userAgent.toLowerCase().indexOf('safari') != -1) ? true : false;
var gebtn = function(parEl,child) { return parEl.getElementsByTagName(child); };
onload = function() {
	isIE6 = /msie|MSIE 6/.test(navigator.userAgent);
	if(!isIE6){
	if(!d.getElementById || !d.createTextNode) return;
   var ls = gebtn(d,'label');
   for (var i = 0; i < ls.length; i++) {
        var l = ls[i];
        if (l.className.indexOf('label_') == -1) continue;
        var inp = gebtn(l,'input')[0];
        //if (l.className == 'label_check') {
            //l.className = (safari && inp.checked == true || inp.checked) ? 'label_check c_on' : 'label_check c_off;
          //  l.onclick = check_it;
        //};
        if (l.className == 'label_radio') {
            l.className = (safari && inp.checked == true || inp.checked) ? 'label_radio r_on' : 'label_radio r_off';
            l.onclick = turn_radio;
        };
    };
		}
};
var check_it = function() {
    var inp = gebtn(this,'input')[0];
    if (this.className == 'label_check c_off' || (!safari && inp.checked)) {
        this.className = 'label_check c_on';
         inp.checked = true;
    } else {
        this.className = 'label_check c_off';
       np.checked = false;
    };
};
var turn_radio = function() {
    var inp = gebtn(this,'input')[0];
    if (this.className == 'label_radio r_off' || inp.checked) {
        var ls = gebtn(this.parentNode.parentNode,'label');
        for (var i = 0; i < ls.length; i++) {
            var l = ls[i];
            if (l.className.indexOf('label_radio') == -1)  continue;
            l.className = 'label_radio r_off';
        };
        this.className = 'label_radio r_on';
        inp.checked = true;
    } else {
        this.className = 'label_radio r_off';
        inp.checked = false;
    };
};