// JavaScript Document

if( !window.XMLHttpRequest ) 
{
		XMLHttpRequest = function(){
        try{ return new ActiveXObject("MSXML3.XMLHTTP") }catch(e){}
        try{ return new ActiveXObject("MSXML2.XMLHTTP.3.0") }catch(e){}
        try{ return new ActiveXObject("Msxml2.XMLHTTP") }catch(e){}
        try{ return new ActiveXObject("Microsoft.XMLHTTP") }catch(e){}
        throw new Error("Could not find an XMLHttpRequest alternative.")
		}
};


var xmlhttp;

function showContent(query,url) {
	var contents = document.getElementById('container');
	
    xmlhttp = new XMLHttpRequest();
	
	xmlhttp.open('POST', 'http://www.sevenfort.com'+url, true);
	xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=utf-8");
    xmlhttp.onreadystatechange = function() {
		if (xmlhttp.readyState == 4){
		var responseContents = ""; try {
		responseContents = xmlhttp.responseText;
		contents.innerHTML = xmlhttp.responseText;
		xmlhttp.abort(); } catch (ex) { alert(responseContents); }
        } }
	xmlhttp.send(query);
}

function valida_email(form) {
	if (form.email.value!=''){

		if (!isValidEmail(form.email.value)) {
			
			alert("Formato de email inválido")
			form.email.focus()
			return false
		}
	}
	else {
		alert("O campo E-mail é obrigatório.")
		form.email.focus()
		return false
	}
	if (form.emaildes.value!=''){
	 
		if (!isValidEmail(form.emaildes.value)) {
			
			alert("Formato de email inválido")
			form.emaildes.focus()
			return false
		}
	}
	else {
		alert("O campo E-mail é obrigatório.")
		form.emaildes.focus()
		return false
	}

	return true
}

function isValidEmail(str) {
	var trimedStr = str;
	
	if( !(trimedStr=='' || trimedStr==' ') ){
		for (i=0;i<trimedStr.length;i++){
			if(trimedStr.charAt(i)=='@') return true;
		}     
		return false;
	}else{
		return false;
	}
}