function Format(obj){
 string='__/__/____'
 val=obj.value.replace(/_/g,'');
 val=val.replace(/#/g,'');
 val=val.replace(/\s/g,'');
 val1=''
 for (zxc0=0;zxc0<val.length;zxc0++){
  val1+=val.charAt(zxc0)+' ';
 }
 if (val1.length<10){
  obj.value=val1+string.substring(val1.length,string.length);
 }
 else {
  val2=val1.substring(0,2)+'/'+val1.substring(3,10);
  obj.value=val2+string.substring(val2.length,string.length);
 }
}