function check (id) {
var pass=true;
var which = document.getElementById(id);
for (i=0;i<which.length;i++) {
	var tempobj=which.elements[i];
	var tempobjpass=true; //we assume it's true!
	if (tempobj.value=='') {
		pass=false;
		tempobjpass=false;
	} else {
		if (tempobj.name=='email') {
			if (!emailcheck(tempobj.value)) {
				pass=false;
				tempobjpass=false;
			}
		}
	}
	if (!tempobjpass) {
		document.getElementById(tempobj.name+'_').style.display = 'inline';
		document.getElementById(tempobj.name+'_l').style.color = '#008000';
	} else {
		if ((tempobj.type=='text') || (tempobj.type=='textarea')) {
			document.getElementById(tempobj.name+'_').style.display = 'none';
			document.getElementById(tempobj.name+'_l').style.color = '#000';
		}
	}
}
if (!pass) {
	document.getElementById('submit1').disabled = 'disabled';
	document.getElementById(id+'_active').style.display = 'block';
} else {
	document.getElementById('submit1').disabled = '';
	document.getElementById(id+'_active').style.display = 'none';
}

}

function emailcheck (emailStr) {
	// V1.1.3: Sandeep V. Tamhankar (stamhankar@hotmail.com)
	var checkTLD=1;
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);
	if (matchArray==null) {
		return false;
	}
	var user=matchArray[1];
	var domain=matchArray[2];
	for (i=0; i<user.length; i++) {
		if (user.charCodeAt(i)>127) {
			return false;
		}
	}
	for (i=0; i<domain.length; i++) {
		if (domain.charCodeAt(i)>127) {
			return false;
		}
	}
	if (user.match(userPat)==null) {
		return false;
	}
	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) {
		for (var i=1;i<=4;i++) {
			if (IPArray[i]>255) {
				return false;
			}
		}
		return true;
	}
	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++) {
		if (domArr[i].search(atomPat)==-1) {
			return false;
		}
	}
	if (checkTLD && domArr[domArr.length-1].length!=2 && 
	domArr[domArr.length-1].search(knownDomsPat)==-1) {
		return false;
	}
	if (len<2) {
		return false;
	}
	return true;
}