function isNumeric(strString) { var strValidChars = "0123456789"; var strChar; var blnResult = true; if (strString.length == 0) return false; for (i = 0; i < strString.length && blnResult == true; i++) { strChar = strString.charAt(i); if (strValidChars.indexOf(strChar) == -1) { blnResult = false; } } return blnResult; } function strpos(str, chr, bgn){ var i = (str+'').indexOf( chr, bgn ); return i===-1 ? false : i; } function parseTNumber(number) { while (strpos(number,' ') !== false) number = number.replace(' ',''); while (strpos(number,'.') !== false) number = number.replace('.',''); while (strpos(number,'-') !== false) number = number.replace('-',''); while (strpos(number,'(') !== false) number = number.replace('(',''); while (strpos(number,')') !== false) number = number.replace(')','');while (strpos(number,'*') !== false) number = number.replace('*',''); while (strpos(number,'+') !== false) number = number.replace('+',''); while (strpos(number,'#') !== false) number = number.replace('#','');return number; } function smit() { var cmnform = document.getElementById('callmebackphone').form; if (document.getElementById('callmebackphone').value !== '') { var tNo = parseTNumber(document.getElementById('callmebackphone').value); if (isNumeric(tNo)) if (tNo.length>6) { cmnform.submit(); alert('We are attempting to call "'+tNo+'".\n\nIf this number is correct you will recieve a phone call shortly.'); } else alert('Your telephone number must be at least 7 numbers'); else alert('Please use a valid telephone number'); } else alert('Please enter your telephone number');}function dwrite(SRV,res) {document.write(''+'

Click-to-Call

Enter your phone number and we will call you back in seconds.

');}