function Error_ID(obj){obj.focus();}
function checkID(obj){var id=obj.value;tab="ABCDEFGHJKLMNPQRSTUVWXYZIO"
A1=new Array(1,1,1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3);A2=new Array(0,1,2,3,4,5,6,7,8,9,0,1,2,3,4,5,6,7,8,9,0,1,2,3,4,5);Mx=new Array(9,8,7,6,5,4,3,2,1,1);if(id.length!=10){Error_ID(obj);return false;}
i=tab.indexOf(id.charAt(0).toUpperCase());if(i==-1){Error_ID(obj);return false;}
sum=A1[i]+A2[i]*9;for(i=1;i<10;i++){v=parseInt(id.charAt(i));if(isNaN(v)){Error_ID(obj);return false;}
sum=sum+v*Mx[i];}
if(sum%10!=0){Error_ID(obj);return false;}
return true;}
function chk_Email(textin){var chstr=textin.value;if(chstr!=""||(textin.getAttributeNode("notnull")!=null&&textin.getAttributeNode("notnull").value=="1"))
{var chname=chstr.substring(0,chstr.indexOf("@"));var chhost=chstr.substring(chstr.indexOf("@")+1,chstr.length);if(chstr.length<=0)
{textin.focus();return false;}
else if(chstr.indexOf("@")<0)
{textin.focus();return false;}
else if(chstr.indexOf(".")<0)
{textin.focus();return false;}
else if((chhost.length<=0)||(chname.length<=0))
{textin.focus();return false;}
else if((chname.substring(0,1)==".")||(chname.substring(chname.length-1,chname.length)==".")||(chhost.substring(0,1)==".")||(chhost.substring(chhost.length-1,chhost.length)=="."))
{textin.focus();return false;}
else if((chstr.indexOf("@@")>=0)||(chstr.indexOf("@.")>=0))
{textin.focus();return false;}
else
return true;}
else
true}
function isNumber(num){var charset="0123456789";for(var i=0;i<num.length;i++){if(charset.indexOf(num.charAt(i))==-1)
return(false);}
return(true);}
function chk(formname){try{var k=formname.elements.length;for(i=0;i<k;i++){var szTag=formname.elements[i].tagName;switch(szTag){case"INPUT":if((formname.elements[i].type=="checkbox"||formname.elements[i].type=="radio")&&(formname.elements[i].getAttributeNode("notnull")!=null&&formname.elements[i].getAttributeNode("notnull").value=="1")){var nSel=0;var obj_col=document.getElementsByName(formname.elements[i].name);for(j=0;j<obj_col.length;j++){if(obj_col[j].checked==true)nSel++;}
if(nSel<1){alert(obj_col[0].title);obj_col[0].focus();return false;}}else{var obj=formname.elements[i];if(obj.value==""&&(obj.getAttributeNode("notnull")!=null&&obj.getAttributeNode("notnull").value=="1")){if(document.getElementById(obj.name+"_warn")!=null)
document.getElementById(obj.name+"_warn").style.display="block";else{if(obj.title!=null&&obj.title!="")
alert(formname.elements[i].title);else
alert("Please input data!");}
obj.focus();return false;}
if(formname.elements[i].name.indexOf("Email")>=0||(formname.elements[i].getAttributeNode("checkEmailFormat")!=null&&formname.elements[i].getAttributeNode("checkEmailFormat").value=="1")){if(chk_Email(formname.elements[i])==false){if(formname.elements[i].getAttributeNode("ErrMsg")!=null)
alert(formname.elements[i].getAttributeNode("ErrMsg").value);else
alert("Please check your email format!")
return false;}}
if((formname.elements[i].getAttributeNode("isnumber")!=null&&formname.elements[i].getAttributeNode("isnumber").value=="1")){if(isNumber(formname.elements[i].value)==false){if(formname.elements[i].getAttributeNode("ErrMsg")!=null)
alert(formname.elements[i].getAttributeNode("ErrMsg").value);else
alert("Please input number only!");formname.elements[i].focus();return false;}}}
break;case"TEXTAREA":if(formname.elements[i].value==""&&(formname.elements[i].getAttributeNode("notnull")!=null&&formname.elements[i].getAttributeNode("notnull").value=="1")){if(formname.elements[i].title!=null)
alert(formname.elements[i].title);else
alert("Please input data!");formname.elements[i].focus();return false;}
if(formname.elements[i].name.indexOf("Email")>=0||(formname.elements[i].getAttributeNode("checkEmailFormat")!=null&&formname.elements[i].getAttributeNode("checkEmailFormat").value=="1")){if(chk_Email(formname.elements[i])==false){if(formname.elements[i].getAttributeNode("ErrMsg")!=null)
alert(formname.elements[i].getAttributeNode("ErrMsg").value);else
alert("Please check your email format!");return false;}}
break;case"SELECT":if((formname.elements[i].getAttributeNode("notnull"))!=null&&(formname.elements[i].selectedIndex<parseInt(formname.elements[i].getAttributeNode("lowindex").value))){if(formname.elements[i].title!=null)
alert(formname.elements[i].title);else
alert("Please select one choice!");formname.elements[i].focus();return false;}
break;default:break;}}
return true;}catch(e){alert(e);return true;}}
function chk_Num(obj,min){if(obj!=null){if(isNaN(obj.value)||obj.value==""){if(obj.title!=null)
alert(obj.title);else
alert("Please input a number!");obj.focus();return;}else{if(min!=null){if(parseInt(obj.value)<parseInt(min)){alert("Mininum requirement is: "+min);obj.value=min;obj.focus();return;}}}}}
function chk_Date(date1,date2){var nRange=0;if(arguments.length==3)
nRange=arguments[2];if(date1.value!=""&&date2.value!=""){if(date1.value>date2.value){if(date1.title!="")
alert(date1.title);else
alert("Please select valid period!");date2.focus();return false;}else if(nRange!=0){var t1=Date.parse(date1.value);var t2=Date.parse(date2.value);var nDiff_D=Math.round(Math.abs((t2-t1)/(3600*1000*24)));if(nDiff_D>nRange){alert(date1.title);date2.focus();return false;}}
return true;}}
function UrlEncode(str){var i,c,p,q,ret="",strSpecial="!\"#$%&'()*+,/:;<=>?@[\]^`{|}~%";for(i=0;i<str.length;i++){c=str.charAt(i);if(c==" ")
ret+="+";else if(strSpecial.indexOf(c)!=-1)
ret+="%"+str.charCodeAt(i).toString(16);else
ret+=c;}
return(ret);}