Extract Text Value of Lookup Field And Place In Another Field...

Another nice quick bit of useful Javascipt...

crmForm.all.nameofnyourlookupattribute.DataValue=crmForm.all.nameofyourtextattribute.DataValue[0].name

I'm sure this can also be adapted to place the value in other fields too but its a start...

Fire OnChange Event In Another Field Using JavaScript

Nice quick one for everyone...

document.getElementById ('AttributeID').onchange ();

where AttributeID is the name of your attribute with the desired OnChange event!