function contractall()
	{
	l = yaa.length;
	for(i=0;i<l;i++)
		{
		obj = document.getElementById(yaa[i]).style;
		obj.position="absolute";
		obj.visibility = "hidden";
		}
	}


function contractothers(p)
	{
	l = yaa.length;
	for(i=0;i<l;i++)
		{
		if( yaa[i] != p )
			{
			obj = document.getElementById(yaa[i]).style;
			obj.position="absolute";
			obj.visibility = "hidden";
			}
		}
	}


function highlight(p)
	{
	obj = document.getElementById(p).style;
	obj.color = "#ff9900";
	}

function lowlightothers(p)
	{
	l = kaa.length;
	for(i=0;i<l;i++)
		{
		if( kaa[i] != p )
			{
			obj = document.getElementById(kaa[i]).style;
			obj.color="#9C9D9F";
			}
		}
	}


function toggle(p)
	{
	obj = document.getElementById(p).style;
	if( obj.visibility == 'hidden' )
		{
		obj.position="relative";
		obj.visibility = "visible";
		}
	else
		{
		obj.position="absolute";
		obj.visibility = "hidden";
		}
	}