function echeck(str) {

	var at="@"
	var dot="."
	var lat=str.indexOf(at)
	var lstr=str.length
	var ldot=str.indexOf(dot)
	if (str.indexOf(at)==-1){
	   return false
	}

	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr-1){
	   return false
	}

	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr-1){
	   return false
	}

	 if (str.indexOf(at,(lat+1))!=-1){
	    return false
	 }

	 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
	    return false
	 }

	 if (str.indexOf(dot,(lat+2))==-1){
	    return false
	 }
	
	 if (str.indexOf(" ")!=-1){
	    return false
	 }
	return true					
}

function textCounter(field, countfield, maxlimit) {
	if (field.value.length > maxlimit){
		// if too long...trim it!
		field.value = field.value.substring(0, maxlimit);
		document.getElementById('faq_question').disabled = true;
		alert("Please restrict your question to " + maxlimit + " characters in length.")
		document.getElementById('faq_question').disabled = false;
	}
	else 
		// otherwise, update 'characters left' counter
		countfield.value = maxlimit - field.value.length;
}
function Ck4Spaces(txt,minlength) {
    chkKeyword = txt.replace(/\s+$/gi, "");
    chkKeyword = chkKeyword.replace(/^\s*/gi, "");
	if(chkKeyword.length<minlength){
		return false;		
	}
}

function validate_frm_QandA(frmId) {
	
	var eml=document.getElementById('qa_fromAddy_'+frmId);
	
	if (Ck4Spaces(eml.value,1)==false){
		alert("Please provide a valid email address for yourself.")
		eml.value=''
		eml.focus()
		return false
	}
	
	if (echeck(eml.value)==false){
		alert("Please provide a valid email address for yourself.")
		eml.value=""
		eml.focus()
		return false()
	}
	
	document.getElementById('sbmt_QandA_'+frmId).disabled=true;
	return true
}

function envImgOn(){
	document.getElementById('pLocEml').src='img/contact-email-hover.gif';
}

function envImgOff(){
	document.getElementById('pLocEml').src='img/contact-email.gif';
}