function ezjs_toggleCheckboxes( formname, checkboxname )
{
with( formname )
{
for( var i=0; i<elements.length; i++ )
{
if( elements[i].type == 'checkbox' && elements[i].name == checkboxname && elements[i].disabled == "" )
{
if( elements[i].checked == true )
{
elements[i].checked = false;
}
else
{
elements[i].checked = true;
}
}
}
}
}