String.prototype.removeSpaces=function(){return this.replace(" ","")};function performHide(a){a.style.display="none"}function performShow(a){a.style.display="block"}function performToggle(a){if(a.style.display=="block"){a.style.display="none"}else{a.style.display="block"}}function clearField(a){if(a.defaultValue==a.value){a.value=""}};