function kayako_comment_submit(a){var b=document.getElementById('fullnameinput');var c=document.getElementById('commentarea');var d=document.getElementById('captcha');if(d!=undefined){if(d.value==''){d.style.backgroundColor='#ffcccc';return}else{d.style.backgroundColor='#ffffff'}}if(b!=undefined)if(b.value==''){b.style.backgroundColor='#ffcccc';return}else{b.style.backgroundColor='#ffffff'}if(c.value==''){c.style.backgroundColor='#ffcccc';return}else{c.style.backgroundColor='#ffffff'}wsubmit(a)}function filterInput(filterType,evt,allowDecimal,allowCustom){var keyCode,Char,inputField,filter='';var alpha='abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';var num='0123456789';if(window.event){keyCode=window.event.keyCode;evt=window.event}else if(evt)keyCode=evt.which;else return true;if(filterType==0)filter=alpha;else if(filterType==1)filter=num;else if(filterType==2)filter=alpha+num;if(allowCustom)filter+=allowCustom;if(filter=='')return true;inputField=evt.srcElement?evt.srcElement:evt.target||evt.currentTarget;if((keyCode==null)||(keyCode==0)||(keyCode==8)||(keyCode==9)||(keyCode==13)||(keyCode==27))return true;Char=String.fromCharCode(keyCode);if((filter.indexOf(Char)>-1))return true;else if(filterType==1&&allowDecimal&&(Char=='.')&&inputField.value.indexOf('.')==-1)return true;else return false}