function mm_over(obj)
{
 var img = obj.src.split('.gif');
 obj.src = img[0] + 'on.gif';
}
function mm_out(obj)
{
 var img = obj.src.split('on.gif');
 obj.src = img[0] + '.gif';
}

function mm_over2(obj)
{
	var img = obj.src.split('on.gif');
	if( img.length == 1 ) {
		img = obj.src.split('.gif');
		obj.src = img[0] + 'on.gif';
	}
}
function mm_out2(obj, flag)
{
	var img = obj.src.split('on.gif');
	if( flag == "0" ) obj.src = img[0] + '.gif';
}


function ifr_Height(v) {
	try{
		var height = document.getElementById(v).contentWindow.document.body.scrollHeight;
		if (height==0){  height=0; }
		document.getElementById(v).height = height;
	} catch(e){
		alert(e);
	}
}