Added support do do a push-state ajax request with forms

lib/eval-script.js

@@ -2,7 +2,7 @@ module.exports = function(el) {
   // console.log("going to execute script", el)
 
   var code = (el.text || el.textContent || el.innerHTML || "")
-  var head = document.querySelector("head") || document.documentElement
+  var parent = el.parentNode || document.querySelector("head") || document.documentElement
   var script = document.createElement("script")
 
   if (code.match("document.write")) {
@@ -22,8 +22,11 @@ module.exports = function(el) {
   }
 
   // execute
-  head.insertBefore(script, head.firstChild)
-  head.removeChild(script) // avoid pollution
+  parent.appendChild(script);
+  // avoid pollution only in head or body tags
+  if (["head","body"].indexOf(parent.tagName.toLowerCase()) > 0) {
+    parent.removeChild(script)
+  }
 
   return true
 }