var name1 = "rob";
var name2 = "dyntec.com";

var fldx = "<a href=";
var fldy = "'mai";
var fldz = "lto:";

var flda = "@"
var fldb = "'>"
var fldc = "</a>"

document.write(fldx + fldy + fldz);
document.write(name1 + flda);
document.write(name2);
document.write(fldb + name1 + flda + name2 + fldc);