How to use the download.springer.com function in download

function init(){
	handlers['eprint.iacr.org'] = ePrintScraper;
	handlers['arxiv.org'] = arxivScraper;
	handlers["eccc.weizmann.ac.il"] = ecccScraper;
	handlers['epubs.siam.org'] = siamScraper;
	handlers['research.microsoft.com'] = msrScraper;
	handlers['citeseerx.ist.psu.edu'] = citeseerxScraper;
	handlers['ac.els-cdn.com'] = sciencedirectScraper;
	handlers['www.sciencedirect.com'] = sciencedirectScraper;
	handlers['download.springer.com'] = springerScraper;
	handlers['link.springer.com'] = springerScraper;
	handlers['delivery.acm.org'] = acmScraper;
	handlers['proceedings.mlr.press'] = mlrScraper;
	handlers['journals.aps.org'] = apsScraper;
}