devil_battle.js

function xhrStart(method,url,data,requestHeader,callback){
	var xhr = new XMLHttpRequest();
	xhr.onload = function(){
		callback(xhr.response);
	}
	xhr.open(method,url);
	if(requestHeader !== null)
		for(key in requestHeader)
			xhr.setRequestHeader(key,requestHeader[key]);
	xhr.responseType = "document";
	xhr.send(data);
}
var devilBattleFinish = function(document){
	var n = Number(document.getElementsByClassName('status_numeric x-small')[0].innerHTML.slice(0,-3));
	if(n >= 1)
		devilBattleStart();
	//else(n == 0)
		//itemUseStart();
}
var devilBattleAttack = function(document){
	var n = Number(document.getElementsByClassName('status_numeric x-small')[0].innerHTML.slice(0,-3));
	var cp = Number(document.getElementsByClassName('small')[1].innerHTML.slice(document.getElementsByClassName('small')[1].innerHTML.indexOf('⇒')+1));
	if(n >= 1 && cp >= 0)
		xhrStart('POST','http://uni.priget.com/s/app/devil/subdue_exec.php?GUID=ON','stype=1&dno=1',{'Content-Type':'application/x-www-form-urlencoded'},devilBattleFinish);
}
var devilBattleStart = function(){
	xhrStart('GET','http://uni.priget.com/s/app/devil/subdue_menu.php',null,null,devilBattleAttack);
}

devilBattleStart();