listeners: { spinup: function(field) { var s = new String(field.value); if(s.indexOf(".")<0){Ext.getCmp('body_thickness_id').setValue(field.value+1);}else{ if((s.substring(s.indexOf(".")+1).length)==1){Ext.getCmp('body_thickness_id').setValue(field.value+0.1);}else if((s.substring(s.indexOf(".")+1).length)==2){Ext.getCmp('body_thickness_id').setValue(field.value+0.01);}} }, spindown: function(field, value) { var s = new String(field.value); if(s.indexOf(".")<0){Ext.getCmp('body_thickness_id').setValue(field.value-1);}else{ if((s.substring(s.indexOf(".")+1).length)==1){Ext.getCmp('body_thickness_id').setValue(field.value-0.1);}else if((s.substring(s.indexOf(".")+1).length)==2){Ext.getCmp('body_thickness_id').setValue(field.value-0.01);}} } }