Find Destination URL in javascript

I need to find the destination url of a complex url like one given below. The b开发者_Go百科elow one is just an example. It should be done in client side (using javascript).

http://news.google.com/news/url?sa=t&ct2=in%2F0_0_s_1_0_t&ct3=MAA4AEgBUABgAWoCaW56AWg&usg=AFQjCNFTuqgN1xQddNnlBl5lHJFgADLGLQ&did=3d3a1cc6045b15ad&cid=17593945346379&ei=Tfd2TpCDGc3RrQfpfQ&rt=HOMEPAGE&vm=STANDARD&url=http%3A%2F%2Fwww.ndtv.com%2Farticle%2Findia%2Fnarendra-modi-to-end-his-fast-today-raj-thackeray-meets-him-134594