document.writeln("<option value=\"\">none</option>\n");
document.writeln("<option value=\"15.994915@M\">Oxidation (M)</option>\n");
document.writeln("<option selected value=\"31.98983@M\">Dioxidation (M)</option>\n");
document.writeln("<option value=\"15.994915@W\">Oxidation (W)</option>\n");
document.writeln("<option selected value=\"31.98983@W\">Dioxidation (W)</option>\n");
document.writeln("<option value=\"0.984016@N\">Deamidation (N)</option>\n");
document.writeln("<option value=\"0.984016@Q\">Deamidation (Q)</option>\n");
document.writeln("<option value=\"21.982@D,21.982@E\">Cation:Na (E,D)</option>\n");
document.writeln("<option value=\"37.955885@D,37.955885@E\">Cation:K (E,D)</option>\n");
document.writeln("<option value=\"15.994915@P\">Hydroxy (P)</option>\n");
document.writeln("<option value=\"79.966331@S\">Phospho (S)</option>\n");
document.writeln("<option value=\"79.966331@T\">Phospho (T)</option>\n");
document.writeln("<option value=\"79.966331@Y\">Phospho (Y)</option>\n");
document.writeln("<option value=\"79.956815@Y\">Sulfo (Y)</option>\n");
document.writeln("<option value=\"42.010565@K\">Acetyl (K)</option>\n");
document.writeln("<option value=\"43.989829@E\">gamma-carboxyl (E)</option>\n");
document.writeln("<option value=\"43.005814@[\">Carbamyl (nt)</option>\n");
document.writeln("<option value=\"43.005814@K\">Carbamyl (K)</option>\n");
document.writeln("<option value=\"72.021129@[\">Carboxyethyl (nt)</option>\n");
document.writeln("<option value=\"72.021129@K\">Carboxyethyl (K)</option>\n");
document.writeln("<option value=\"57.021464@[\">Carbamidomethyl (nt)</option>\n");
document.writeln("<option value=\"57.021464@K\">Carbamidomethyl (K)</option>\n");
document.writeln("<option value=\"57.021464@C\">Carbamidomethyl (C)</option>\n");
document.writeln("<option value=\"31.989829@C\">Dioxidation (C)</option>\n");
document.writeln("<option value=\"27.994915@K\">formyl (K)</option>\n");
document.writeln("<option value=\"27.994915@[\">formyl (nt)</option>\n");
document.writeln("<option value=\"114.042927@K\">GlyGly (K)</option>\n");
document.writeln("<option value=\"8.0502@C\">ICAT-D:2H(8) (C)</option>\n");
document.writeln("<option value=\"9.0302@C\">ICAT-C:13C(9) (C)</option>\n");
document.writeln("<option value=\"144.102063@[\">iTRAQ (N-term)</option>\n");
document.writeln("<option value=\"144.102063@K\">iTRAQ (K)</option>\n");
document.writeln("<option value=\"6.020129@L\">Label:13C(6) (L)</option>\n");
document.writeln("<option value=\"6.020129@K\">Label:13C(6) (K)</option>\n");
document.writeln("<option value=\"8.014199@K\">Label:13C(6)15N(2) (K)</option>\n");
document.writeln("<option value=\"6.020129@R\">Label:13C(6) (R)</option>\n");
document.writeln("<option value=\"4.025107@K\">Label:2H(4) (K)</option>\n");
document.writeln("<option value=\"125.047679@C\">Nethylmaleimide (C)</option>\n");
document.writeln("<option value=\"31.005814@C\">Sulfinamide (C)</option>\n");
document.writeln("<option value=\"224.152478@K,224.152478@[\">TMT (K,nt)</option>\n");
document.writeln("<option value=\"225.155833@K,225.155833@[\">TMT2plex (K,nt)</option>\n");
document.writeln("<option value=\"229.1629328@K,229.1629328@[\">TMT6plex (K,nt)</option>\n");
