function trim(myform) { value = myform.PRAYER_REQUEST.value; while (value.charAt(value.length-1) == " "){value = value.substring(0,value.length-1);} while(value.substring(0,1) ==" "){value = value.substring(1,value.length);} myform.PRAYER_REQUEST.value = value; //Leave the next line only when you want to select the textbox after you have clicked the button. myform.PRAYER_REQUEST.select(); }