function switchBar(){
	if(parent.document.getElementById("szhomebbs").cols!="8,*")
	{
		parent.document.getElementById("szhomebbs").cols="8,*";
		document.all.menuSwitch.innerHTML="<font class=point title='显示导航栏' style='color:black'>4</font>";
	}
	else
	{
		parent.document.getElementById("szhomebbs").cols="160,*";
		document.all.menuSwitch.innerHTML="<font class=point title='隐藏导航栏' style='color:black'>3</font>";
	}
}


function switchBar2(){
	if(parent.document.getElementById("szhomebbs").cols!="8,*")
	{
		parent.document.getElementById("szhomebbs").cols="8,*";
		parent.document.all.menuSwitch.innerHTML="<font class=point title='显示导航栏 style='color:black''>4</font>";
	}
	else
	{
		parent.document.getElementById("szhomebbs").cols="160,*";
		parent.document.all.menuSwitch.innerHTML="<font class=point title='隐藏导航栏' style='color:black'>3</font>";
	}
}