Calendar.setup({
    	displayArea 	: 	"sd2area",
        inputField		:    "iSD2",   // id of the input field
        button			:    "bSD2",
        daFormat		:    "%d-%m-%Y",       // format of the input field
        ifFormat		:    "%d-%m-%Y"       // format of the input field
    });
    Calendar.setup({
    	displayArea 	: 	"sd1area",
        inputField		:    "iSD1",
        button			:    "bSD1",
        daFormat		:    "%d-%m-%Y",       // format of the input field
        ifFormat		:    "%d-%m-%Y"
    });