global proc GeoConstrain()
{
//select Geometry then joints

//parse selection list

string $jlist[] = `ls-sl`;

//store size of the list

int $jlistsz = size($jlist);

//initialize counter variable

int $count = 1;

//select Geometry which should be the first element in the list
select -r $jlist[0];

//repeat for the number of elements in jlist
//select joint then geo constrain to selection

for ($count = 1; $count < $jlistsz; $count++)
{
geometryConstraint -weight 1 $jlist[0] $jlist[$count];
}
select -cl;
}