function checkForm()
{
	var err=0;
	var errMsg='';
	var f=$("fRegister");
	var email1=f.email1.value;
	var email2=f.email2.value;
	var pass1=f.pass1.value;
	var pass2=f.pass2.value;
	var captcha=f.captchaCode.value;
	
	//alert(pass1.length);
	
	if(email1=='' || email2=='' || pass1=='' || pass2=='') {err=1; errMsg='fill out required fields';}
	if(err==0)	{if(!checkMail(email1))	{err=1; errMsg='incorrect email';}}
	if(err==0)	{if(email1!=email2)		{err=1; errMsg='email does not match';}}
	if(err==0)	{if(strengthlevel<2)	{err=1; errMsg='password is too weak';}}
	if(err==0)	{if(pass1.length<6)		{err=1; errMsg='password is too short';}}
	if(err==0)	{if(pass1!=pass2)		{err=1; errMsg='password does not match';}}
	if(err==0)	{if(captcha.length!=4)	{err=1; errMsg='incorrect verification code';}}
	
	
	if(err==0) return true;
	else {	
		showError(errMsg);
		return false;	
	}
}

function showError(msg)	{
	var d=$('registerError');
	d.innerHTML=msg;
	d.style.display='block';	
}