//var11 = ".com"
//var22 = "ChildrenDentists"
//var33 = "contactus"
var11 = ".com"
var22 = "gmail"
var33 = "children.dentists"
document.write("<a href='mailto:"+var33+"@"+var22+var11 +"'>"+var33+"@"+var22+var11+"</a>");