function switchMenu( some_url )
{
	new Ajax.Updater('content', some_url, {
	  method: 'post'
	  });

}
function submitForm( contentdiv, some_url, formId )
{
	new Ajax.Updater(contentdiv, some_url, {
	  method: 'post',
	  parameters: $(formId).serialize(true)
	  });

}
function updateDiv( contentdiv, some_url, pars )
{
	new Ajax.Updater(contentdiv, some_url, {
	  method: 'get',
	  parameters: pars
	  });

}
function simpleUpdateDiv( contentdiv, some_url )
{
	new Ajax.Updater(contentdiv, some_url, {
	  method: 'get'
	  });

}
function bgchange( divid, color )
{
	$(divid).style.background = color;
}
function chColor( divid, color )
{
	$(divid).style.color = color;
}
function menuRollover( divid, imgval )
{
	$(divid).style.backgroundImage = 'url(images/'+ imgval +'_footb.gif)';
}
function menuRolloverReset(divid, imgval)
{
	$(divid).style.backgroundImage = 'url(images/'+ imgval +'_foot.gif)';
}