var tpmcomm = {
	MM_showHideLayers : function()
	{ //v9.0
		var i,v,obj,args = this.MM_showHideLayers.arguments;
		for( i = 0; i < (args.length - 2); i += 3 )
			with( document ) if( getElementById && ((obj = getElementById(args[i])) != null) ) {
				v = args[i + 2];
				if( obj.style ) {
					obj = obj.style;
					v = (v == 'show') ? 'visible' : (v == 'hide') ? 'hidden' : v;
				}
				obj.visibility = v;
			}
	},

	clearText : function( thefield, default_value )
	{
        var elem = document.getElementById( thefield );

        if( elem ) {
            if( default_value == elem.value.substr(0, Math.min( elem.value.length, default_value.length )))
                elem.value = "";
        }
	},

	submit_form : function( form_name )
	{
		var elem = document.getElementById( form_name );
		if( elem )
			elem.submit();
	}
};

function MM_showHideLayers()
{ //v9.0
	var i,v,obj,args = MM_showHideLayers.arguments;
	for( i = 0; i < (args.length - 2); i += 3 )
		with( document ) if( getElementById && ((obj = getElementById(args[i])) != null) ) {
			v = args[i + 2];
			if( obj.style ) {
				obj = obj.style;
				v = (v == 'show') ? 'visible' : (v == 'hide') ? 'hidden' : v;
			}
			obj.visibility = v;
		}
}

function clearText( thefield )
{
	if( thefield.defaultValue == thefield.value )
		thefield.value = "";
}