function __IsNull(objName)
{var value=document.getElementById(objName).value;if(value=="")
{return true;}
return false;}
function __IsDrpNull(objName)
{var value = document.getElementById(objName).options[document.getElementById(objName).selectedIndex].value;var text = document.getElementById(objName).options[document.getElementById(objName).selectedIndex].text;if(text==""||value=="0")
{return true;}
return false;}
function __IsInteger(objName)
{var value=document.getElementById(objName).value;return(!isNaN(value));}
function __PlusInteger(objName)
{var value=document.getElementById(objName).value;var r=/^\+?[1-9][0-9]*$/;　　
return(r.test(value));}
function __IsDouble(objName)
{var value=document.getElementById(objName).value;if(isNaN(value))
{return false;}
return true;}
function __PlusDouble(objName)
{var value=document.getElementById(objName).value;if(isNaN(value)||value.indexOf("-")!=-1)
{return false;}
return true;}
function __IsDateTime(objName)
{var value=document.getElementById(objName).value;var reg=new RegExp("\\d{4}-\\d{2}-\\d{2}","gi");if(reg.exec(value)==null)
{return false;}else{return true;}}
function __IsEmail(objName)
{var value=document.getElementById(objName).value;var r=/^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/;return(r.test(value));}
function __IsPhone(objName)
{var value=document.getElementById(objName).value;var r=/(^(\d{2,4}[-_－—]?)?\d{3,8}([-_－—]?\d{3,8})?([-_－—]?\d{1,7})?$)|(^0?1[35]\d{9}$)/;if(r.test(value)==false||objName.lenght<6)
return false;else
return true;}
function __doError(errMsg,objName)
{alert(errMsg);if(objName!="null")
{document.getElementById(objName).focus();}
}