Show ID in Sharepoint Edit Page using javascript

multiple Javascripts from one trigger

<input name="Button1" type="button" value="Submit" onclick="javascript: {ddwrt:GenFireServerEvent('__commit;__redirect={/thanks-for-submission.aspx}')}" />



Show ID Column from CEWP

<script type="text/javascript"> 
 // Item ID in DispForm.aspx and EditForm.aspx 
// Feedback and questions: Christophe@PathToSharePoint.com 
// 
function DisplayItemID() 
{ 
var regex = new RegExp("[\\?&]"+"ID"+"=([^&#]*)"); 
var qs = regex.exec(window.location.href); 
var TD1 = document.createElement("TD"); 
TD1.className = "ms-formlabel"; 
TD1.innerHTML = "<h3 class='ms-standardheader'>Issue ID</h3>"; 
var TD2 = document.createElement("TD"); 
TD2.className = "ms-formbody"; 
TD2.innerHTML = qs[1]; 
var IdRow = document.createElement("TR"); 
IdRow.appendChild(TD1); 
IdRow.appendChild(TD2); 
var ItemBody = GetSelectedElement(document.getElementById("idAttachmentsRow"),"TABLE").getElementsByTagName("TBODY")[0]; 
ItemBody.insertBefore(IdRow,ItemBody.firstChild); 
} 
  
_spBodyOnLoadFunctionNames.push("DisplayItemID"); 
</script>