if($otherBlocksOfCode[0]) {# Already created...
# push the file1.js to this array...
push(@otherBlocksOfCode, {-type=>"text/javascript", -src=>"/path/file1.js"});
} else { # No other page created it, so create it now...
my @otherBlocksOfCode;
push(@otherBlocksOfCode, {-type=>"text/javascript", -src=>"/path/file1.js"});
}

print start_html(
...

		-script			=>	[@otherBlocksOfCode, {-type=>"text/javascript", -src => "path/file2.js"}, {-type=>"text/javascript", -src => "$_js_path"}, {-code=> "$jscript"}],
...