function checkBrowserVersion()
{	
	version=0
	if (navigator.appVersion.indexOf("MSIE")!=-1)
	{
		temp=navigator.appVersion.split("MSIE")
		version=parseFloat(temp[1])
	}
	
	if (version>=5.5 && version<7) //NON IE browser will return 0
	{
		document.getElementById("cssOther").disabled=true;
		document.getElementById("cssIE6").disabled=false;		
	}	
	else
	{
		document.getElementById("cssOther").disabled=false;		
	}
}