try {
	naviStat = readCookie('naviStat');
} catch (e) {
	naviStat = 1;
	
}
function showHide2($id, $lenght) {
    obj = document.getElementsByTagName("div");
    try {
	    obj['rogExConti'].style.margin = "0 0 0 "+ $lenght;
    } catch (e) {
	    //alert(e);
    }
}
function showHide() {
   
    if (naviStat == 0){
	    //processHideNavi(true);
	    naviStat = 1;
	   

    } else {
	    //processHideNavi(false);
	    naviStat = 0;
	    
    }
    //alert(naviStat);
    processHideNavi(naviStat);
    eraseCookie('naviStat');
    createCookie('naviStat',naviStat,10);
    
}
function processHideNavi(showHide) {
	
	obj = document.getElementsByTagName("div");
	
	if ( showHide == 0 ){
		//alert(showHide);
		obj['layerDiv'].style.display = 'none';
		obj['hidden'].style.display = 'inline';
		showHide2('rogExConti', '1em');
		try {
			
			//obj['contentNavi'].style.display = 'none';
		} catch (e) {
			//alert(e);
		}
	} else if ( showHide == 1 ) {
		
		obj['layerDiv'].style.display = 'inline';
		obj['hidden'].style.display = 'none';
		showHide2('rogExConti', '222px');
		try {
			
			//obj['contentNavi'].style.display = 'inline';
		} catch (e) {
			//alert(e);
		}
	}
	
}
function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}