function showhide(id){ 
if (document.getElementById){ 
obj = document.getElementById(id); 
if (obj.style.display == "none"){ 
obj.style.display = ""; 
} else { 
obj.style.display = "none"; 
} 
} 
} 

function HideContent(d) {
if(d.length < 1) { return; }
document.getElementById(d).style.display = "none";
}
function ShowContent(d) {
if(d.length < 1) { return; }
document.getElementById(d).style.display = "block";
}
function ReverseContentDisplay(d) {
if(d.length < 1) { return; }
if(document.getElementById(d).style.display == "none") { document.getElementById(d).style.display = "block"; }
else { document.getElementById(d).style.display = "none"; }
}

function ExploreOn()
{
document.getElementById('explore').className = 'explore-on';
}

function ExploreOff()
{
document.getElementById('explore').className = 'explore-off';
}