once click on link which is at Job form it will go to Services partner form and those job id is appended to url as you can see in given link
void service_partner.JobOffering(Service_partners SP)
{
x = getUrl("#Script:page.reload");
idOfJob = x.remove("https://creator.zoho.com/fbriod/copy-of-copy-8-of-job-management/#View:Service_partners_View?Job_ID=");
idOfJob1 = idOfJob.toLong();
jobsp = Job [ID == idOfJob1];
if (((((jobsp.Potential_SP_1 == null) || (jobsp.Potential_SP_2 == null)) || (jobsp.Potential_SP_3 == null)) || (jobsp.Potential_SP_4 ==
null)) && (jobsp.Potential_SP_5 != null))
{
if (jobsp.Potential_SP_1 == null)
{
jobsp.Potential_SP_1 = SP.SP_id;
}
if (jobsp.Potential_SP_2 == null)
{
jobsp.Potential_SP_2 = SP.SP_id;
}
if (jobsp.Potential_SP_3 == null)
{
jobsp.Potential_SP_3 = SP.SP_id;
}
if (jobsp.Potential_SP_4 == null)
{
jobsp.Potential_SP_4 = SP.SP_id;
}
if (jobsp.Potential_SP_5 == null)
{
jobsp.Potential_SP_5 = SP.SP_id;
}
}
}