Batch Download Pictures From Website

hey i'm having abit of trouble downloading the images from this URL :

[url]http://www.chicafashion.cl/popup.asp?id_cat=16&id_gal=760&id_foto=[98233-481524][/url]

i have been downloading images from this site today so i dont understand why i cannot do it now....please help

I should really explain abit more so here goes.....

what you do with that URL is it should d/l and save images from image 98233 to image 481524..

but picaloader crashes and i've got the newest version ... im really stuck here...