function showdateselector(prefix,addition){
today= new Date();
nextday=new Date(today.getYear(),today.getMonth(),today.getDate() + addition);
monthes = new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec")
document.write("<select name=" + prefix + "d>")
for (x=1;x<32;x++){
        selected="";
        if(x==nextday.getDate()){selected="selected"}
        document.write("<option value=" + x + " " + selected + ">" + x + "</option>")
        }
document.write("</select>")
document.write("<select name=" + prefix + "m>")
for (x=0;x<12;x++){
        selected="";
        if(x==nextday.getMonth()){selected="selected"}
        document.write("<option value=" + (x+1) + " "+ selected + ">" + monthes[x] + "</option>")
        }
document.write("</select>")

document.write("<select name=" + prefix + "y>")
for (x=today.getYear()-1;x<today.getYear() + 4;x++){
        selected="";
        if(x==nextday.getYear()){selected="selected";}
        document.write("<option value=" + x + " " + selected + ">" + x  + "</option>")
}
document.write("</select>")}