function setPos()
{
	var bVer = parseFloat(navigator.appVersion);
	var bIsNS = (navigator.userAgent.indexOf ("MSIE") == -1); //check if IE or Netscape
	if ( bIsNS && bVer >= 4 )
	{
		var a = window.innerWidth;
		if ( a < 758 )
		{		
		document.getElementById("content").style.marginLeft = "0px";	
		}
		else		
		{					
		document.getElementById("content").style.marginLeft = "auto";
		}
	}
}

function setButton(button,mode)
{
	if ( mode == "off" )
	{
		document.getElementById(button).style.backgroundImage = "url(images/btn_off.gif)";
	}
	if ( mode == "on" )
	{
		document.getElementById(button).style.backgroundImage = "url(images/btn_on.gif)";
	}
}

function setSubButton(button,mode)
{
	if ( mode == "off" )
	{
		document.getElementById(button).style.backgroundImage = "url(images/sub_btn_off.gif)";
	}
	if ( mode == "on" )
	{
		document.getElementById(button).style.backgroundImage = "url(images/sub_btn_on.gif)";
	}
}