sb.append("<h1>Set Variable</h1>");
sb.append("Sets the value of a Variable.<br>");
sb.append(
"Many Action Scripts (e.g. Gosub If) rely on the value of Variables to control the flow of a call.<br><br>");
sb.append("<h2>Variable Name</h2>");
sb.append("The name of the Variable.<br><br>");
sb.append("<h2>Variable Type</h2>");
sb.append("Indicates the Type of the Variable.<br><br>");
sb.append("<h3>Route</h3>");
sb.append(
"The standard Routes Variable type that most Action Scripts require to operate. These variables cease to exist when the call stops and are not accessible by other calls.<br><br>");
sb.append("<h3>Channel</h3>");
sb.append(
"The Variable is to be attached to the underlying phone system and is for use in advanced applications. These variables cease to exist when the call stops and are not accessible by other calls.<br><br>");
sb.append("<h3>System</h3>");
sb.append(
"The Variable is stored in a database. System variables are global, visible to all other call and continue to exist indefinitely.<br><br>");
sb.append("<h2>Value Source</h3>");
sb.append("Controls how the contents of the 'Value' field are interepreted.<br><br>");
sb.append("<h3>Literal</h3>");
sb.append("The contents are taken as is and stored into the Variable.<br><br>");
sb.append("<h3>Route</h3>");
sb.append(
"The contents of the Value are interpreted as the name of a Route Variable and the Route Variables value is copied to this Variable.<br><br>");
sb.append("<h3>Channel</h3>");
sb.append(
"The contents of the Value are interpreted as the name of a Channel Variable and the Channel Variables value is copied to this Variable.<br><br>");
sb.append("<h3>System</h3>");
sb.append(
"The contents of the Value are interpreted as the name of a System Variable and the System Variables value is copied to this Variable.<br><br>");
sb.append("<h2>Value</h2>");
sb.append(
"The value the Variable is to be set to. How this field is interpreted is dependant on the Value Source Type.<br>");