var http_request=false;function makeRequest(url,parameters,target_element,method){http_request=false;if(window.XMLHttpRequest){http_request=new XMLHttpRequest();if(http_request.overrideMimeType){http_request.overrideMimeType('text/html');}}else if(window.ActiveXObject){try{http_request=new ActiveXObject("Msxml2.XMLHTTP");}catch(e){try{http_request=new ActiveXObject("Microsoft.XMLHTTP");}catch(e){}}}
if(!http_request){alert('Cannot create XMLHTTP instance');return false;}
http_request.onreadystatechange=function(){if(http_request.readyState==4){if(http_request.status==200){result=http_request.responseText;target_element.innerHTML=result;}else{alert('Ocorreu um problema com o pedido. Pedimos desculpa pelo incomodo. Obrigado.');}}}
http_request.open('POST',url,true);http_request.setRequestHeader('Content-Type','application/x-www-form-urlencoded');http_request.send(parameters);}
function get(action,obj,target_element){var getstr="?";for(i=0;i<obj.getElementsByTagName("input").length;i++){if(obj.getElementsByTagName("input")[i].type=="text"){getstr+=obj.getElementsByTagName("input")[i].name+"="+
obj.getElementsByTagName("input")[i].value+"&";}
if(obj.getElementsByTagName("input")[i].type=="hidden"){getstr+=obj.getElementsByTagName("input")[i].name+"="+
obj.getElementsByTagName("input")[i].value+"&";}
if(obj.getElementsByTagName("input")[i].type=="checkbox"){if(obj.getElementsByTagName("input")[i].checked){getstr+=obj.getElementsByTagName("input")[i].name+"="+
obj.getElementsByTagName("input")[i].value+"&";}else{getstr+=obj.getElementsByTagName("input")[i].name+"=&";}}
if(obj.getElementsByTagName("input")[i].type=="radio"){if(obj.getElementsByTagName("input")[i].checked){getstr+=obj.getElementsByTagName("input")[i].name+"="+
obj.getElementsByTagName("input")[i].value+"&";}}
if(obj.getElementsByTagName("SELECT")[i]){var sel=obj.getElementsByTagName("SELECT")[i];getstr+=sel.name+"="+ sel.options[sel.selectedIndex].value+"&";}
if(obj.getElementsByTagName("TEXTAREA")[i]){var sel=obj.getElementsByTagName("textarea")[i];getstr+=sel.name+"="+ sel.value+"&";}}
target=document.getElementById(target_element);makeRequest(action,getstr,target,obj.method);target.innerHTML='<span class="loading_ajax"></span>';}