function SetFocus(TargetFormName) { var target = 0; if (TargetFormName != "") { for (i=0; i<document.forms.length; i++) { if (document.forms[i].name == TargetFormName) { target = i; break;}
}
}
var TargetForm = document.forms[target]; for (i=0; i<TargetForm.length; i++) { if ( (TargetForm.elements[i].type != "image") && (TargetForm.elements[i].type != "hidden") && (TargetForm.elements[i].type != "reset") && (TargetForm.elements[i].type != "submit") ) { TargetForm.elements[i].focus(); if ( (TargetForm.elements[i].type == "text") || (TargetForm.elements[i].type == "password") ) { TargetForm.elements[i].select();}
break;}
}
}
function RemoveFormatString(TargetElement, FormatString) { if (TargetElement.value == FormatString) { TargetElement.value = "";}
TargetElement.select();}
function CheckDateRange(from, to) { if (Date.parse(from.value) <= Date.parse(to.value)) { return true;} else { return false;}
}
function IsValidDate(DateToCheck, FormatString) { var strDateToCheck; var strDateToCheckArray; var strFormatArray; var strFormatString; var strDay; var strMonth; var strYear; var intday; var intMonth; var intYear; var intDateSeparatorIdx = -1; var intFormatSeparatorIdx = -1; var strSeparatorArray = new Array("-"," ","/","."); var strMonthArray = new Array("jan","feb","mar","apr","may","jun","jul","aug","sep","oct","nov","dec"); var intDaysArray = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31); strDateToCheck = DateToCheck.toLowerCase(); strFormatString = FormatString.toLowerCase(); if (strDateToCheck.length != strFormatString.length) { return false;}
for (i=0; i<strSeparatorArray.length; i++) { if (strFormatString.indexOf(strSeparatorArray[i]) != -1) { intFormatSeparatorIdx = i; break;}
}
for (i=0; i<strSeparatorArray.length; i++) { if (strDateToCheck.indexOf(strSeparatorArray[i]) != -1) { intDateSeparatorIdx = i; break;}
}
if (intDateSeparatorIdx != intFormatSeparatorIdx) { return false;}
if (intDateSeparatorIdx != -1) { strFormatArray = strFormatString.split(strSeparatorArray[intFormatSeparatorIdx]); if (strFormatArray.length != 3) { return false;}
strDateToCheckArray = strDateToCheck.split(strSeparatorArray[intDateSeparatorIdx]); if (strDateToCheckArray.length != 3) { return false;}
for (i=0; i<strFormatArray.length; i++) { if (strFormatArray[i] == 'mm' || strFormatArray[i] == 'mmm') { strMonth = strDateToCheckArray[i];}
if (strFormatArray[i] == 'dd') { strDay = strDateToCheckArray[i];}
if (strFormatArray[i] == 'yyyy') { strYear = strDateToCheckArray[i];}
}
} else { if (FormatString.length > 7) { if (strFormatString.indexOf('mmm') == -1) { strMonth = strDateToCheck.substring(strFormatString.indexOf('mm'), 2);} else { strMonth = strDateToCheck.substring(strFormatString.indexOf('mmm'), 3);}
strDay = strDateToCheck.substring(strFormatString.indexOf('dd'), 2); strYear = strDateToCheck.substring(strFormatString.indexOf('yyyy'), 2);} else { return false;}
}
if (strYear.length != 4) { return false;}
intday = parseInt(strDay, 10); if (isNaN(intday)) { return false;}
if (intday < 1) { return false;}
intMonth = parseInt(strMonth, 10); if (isNaN(intMonth)) { for (i=0; i<strMonthArray.length; i++) { if (strMonth == strMonthArray[i]) { intMonth = i+1; break;}
}
if (isNaN(intMonth)) { return false;}
}
if (intMonth > 12 || intMonth < 1) { return false;}
intYear = parseInt(strYear, 10); if (isNaN(intYear)) { return false;}
if (IsLeapYear(intYear) == true) { intDaysArray[1] = 29;}
if (intday > intDaysArray[intMonth - 1]) { return false;}
return true;}
function IsLeapYear(intYear) { if (intYear % 100 == 0) { if (intYear % 400 == 0) { return true;}
} else { if ((intYear % 4) == 0) { return true;}
}
return false;}