function RunWorkflow() {
    var _return = window.confirm('Are you want to execute workflow.');
    if (_return) {
        var url = Xrm.Page.context.getClientUrl();
        var entityId = Xrm.Page.data.entity.getId();
        var workflowId = '8b386814-6a3d-4b3c-93a4-e6aaa1bb0b92';
        var OrgServicePath = "/XRMServices/2011/Organization.svc/web";
        url = url + OrgServicePath;
        var request;
        request = "<s:Envelope xmlns:s='http://schemas.xmlsoap.org/soap/envelope/'>" +
                      "<s:Body>" +
                        "<Execute xmlns='http://schemas.microsoft.com/xrm/2011/Contracts/Services' xmlns:i='http://www.w3.org/2001/XMLSchema-instance'>" +
                          "<request i:type='b:ExecuteWorkflowRequest' xmlns:a='http://schemas.microsoft.com/xrm/2011/Contracts' xmlns:b='http://schemas.microsoft.com/crm/2011/Contracts'>" +
                            "<a:Parameters xmlns:c='http://schemas.datacontract.org/2004/07/System.Collections.Generic'>" +
                              "<a:KeyValuePairOfstringanyType>" +
                                "<c:key>EntityId</c:key>" +
                                "<c:value i:type='d:guid' xmlns:d='http://schemas.microsoft.com/2003/10/Serialization/'>" + entityId + "</c:value>" +
                              "</a:KeyValuePairOfstringanyType>" +
                              "<a:KeyValuePairOfstringanyType>" +
                                "<c:key>WorkflowId</c:key>" +
                                "<c:value i:type='d:guid' xmlns:d='http://schemas.microsoft.com/2003/10/Serialization/'>" + workflowId + "</c:value>" +
                              "</a:KeyValuePairOfstringanyType>" +
                              "<a:KeyValuePairOfstringanyType>" +
                                "<b:key>testinput</b:key>" +
                                "<b:value i:type='c:string' xmlns:c='http://www.w3.org/2001/XMLSchema'>Some Text</b:value>" +
                              "</a:KeyValuePairOfstringanyType>" +
                            "</a:Parameters>" +
                            "<a:RequestId i:nil='true' />" +
                            "<a:RequestName>ExecuteWorkflow</a:RequestName>" +
                          "</request>" +
                        "</Execute>" +
                      "</s:Body>" +
                    "</s:Envelope>";

        var req = new XMLHttpRequest();
        req.open("POST", url, false)
        req.setRequestHeader("Accept", "application/xml, text/xml, */*");
        req.setRequestHeader("Content-Type", "text/xml; charset=utf-8");
        req.setRequestHeader("SOAPAction", "http://schemas.microsoft.com/xrm/2011/Contracts/Services/IOrganizationService/Execute");
        req.send(request);
        var response = JSON.parse(req.responseText);
    }
}