function checkregister()
	{
 	str = document.checkreg.phone.value;
	if (document.checkreg.username.value=='')
		{
		alert('You must enter Username !');
		document.checkreg.username.focus();
		return false;
		}
	if (document.checkreg.email.value=='')
		{
		alert('You must enter Email !');
		document.checkreg.email.focus();
		return false;
		}
	mail = /^[a-z][a-z0-9_\-.]*\@[a-z-]*\.[a-z]*[a-z0-9_\.]*/g;
	if(mail.test(document.checkreg.email.value)==false)
		{
		alert("Email invalid !");
		document.checkreg.email.focus();
		flag=false;
		return false;
		}
	if (document.checkreg.password1.value=='')
		{
		alert('You must enter password !');
		document.checkreg.password1.focus();
		return false;
		}
	if (document.checkreg.fullname.value=='')
		{
		alert('You must enter full name !');
		document.checkreg.fullname.focus();
		return false;
		}
	if (document.checkreg.genre.value=='')
		{
		alert('You must enter gender !');
		document.checkreg.genre.focus();
		return false;
		}
	if (document.checkreg.daybirth.value=='')
		{
		alert('You must enter Day !');
		document.checkreg.daybirth.focus();
		return false;
		}
	if (document.checkreg.monthbirth.value=='')
		{
		alert('You must enter Month !');
		document.checkreg.monthbirth.focus();
		return false;
		}
	if (document.checkreg.yearbirth.value=='')
		{
		alert('You must enter Year !');
		document.checkreg.yearbirth.focus();
		return false;
		}
	if (document.checkreg.address.value=='')
		{
		alert('You must enter address !');
		document.checkreg.address.focus();
		return false;
		}
	if (document.checkreg.city.value=='')
		{
		alert('You must enter City !');
		document.checkreg.city.focus();
		return false;
		}
	if (document.checkreg.country.value=='')
		{
		alert('You must enter Country !');
		document.checkreg.country.focus();
		return false;
		}
	if (str=='')
		{
		alert('You must enter Phone number !');
		document.checkreg.phone.focus();
		return false;
		}
	if (isNaN(str))
	 	{
 	   	alert("The phone must number !");
		document.checkreg.phone.focus();
		return false;
 	 	}
	if (document.checkreg.job.value=='')
		{
		alert('You must enter Job !');
		document.checkreg.job.focus();
		return false;
		}
	if (document.checkreg.jobadd.value=='')
		{
		alert('You must enter Office address !');
		document.checkreg.jobadd.focus();
		return false;
		}
	if (document.checkreg.security_code.value=='')
		{
		alert('You must enter security code !');
		document.checkreg.security_code.focus();
		return false;
		}
	}
function forgotpass()
	{
	if (document.forgot.username2.value=='')
		{
		alert('You must enter username !');
		document.forgot.username2.focus();
		return false;
		}
	if (document.forgot.security_code.value=='')
		{
		alert('You must enter security code !');
		document.forgot.security_code.focus();
		return false;
		}
	}
function docheckone()
		   {
		   		var alen=document.frmList.elements.length;
				var isChecked=true;
				alen=(alen>5)?document.frmList.chkid.length:0;
				if (alen>0)
				{
			   		for(var i=0;i<alen;i++)
						if(document.frmList.chkid[i].checked==false)
							isChecked=false;
				}else
				{
					if(document.frmList.chkid.checked==false)
						isChecked=false;
				}				
				document.frmList.chkall.checked=isChecked;
		   }
function docheck(status,from_)
		   {
		   		var alen=document.frmList.elements.length;
				alen=(alen>5)?document.frmList.chkid.length:0;
				if (alen>0)
				{
			   		for(var i=0;i<alen;i++)
						document.frmList.chkid[i].checked=status;
				}else
				{
						document.frmList.chkid.checked=status;
				}
				if(from_>0)
					document.frmList.chkall.checked=status;
		   }
 function checkInput()
		   {
				var alen=document.frmList.elements.length;
				var isChecked=false;
				var isNum=true;
				alen=(alen>5)?document.frmList.chkid.length:0;
				if (alen>0)
				{
			   		for(var i=0;i<alen;i++)
					{
						if(document.frmList.chkid[i].checked==true)
						{
							isChecked=true;							
							break;
						}
					}
					if (!isChecked)											
						alert("Please select at least one of them");
					
				}else
				{
					if(document.frmList.chkid.checked==true)
						isChecked=true;
					if (!isChecked)											
						alert("Please select at least one of them");
				}
				
				if (isChecked)											
					calculatechon();
				
												
			return isChecked;
		  } 
function calculatechon()
			{			
				var strchon="";
				var alen=document.frmList.elements.length;				
				alen=(alen>5)?document.frmList.chkid.length:0;
				if (alen>0)
				{
			   		for(var i=0;i<alen;i++)
						if(document.frmList.chkid[i].checked==true)
							strchon+=document.frmList.chkid[i].value+",";
				}else
				{
					if(document.frmList.chkid.checked==true)
						strchon=document.frmList.chkid[i].value;
				}
				document.frmList.chkids.value=strchon;	
				
			}