raw/ace/assets/js/uncompressed/fullcalendar.js
function dayOffsetToCellOffset(dayOffset) {
		var day0 = t.visStart.getDay(); // first date's day of week
		dayOffset += day0; // normalize dayOffset to beginning-of-week
		return Math.floor(dayOffset / 7) * cellsPerWeek // # of cells from full weeks
			+ dayToCellMap[ // # of cells from partial last week
				(dayOffset % 7 + 7) % 7 // crazy math to handle negative dayOffsets
			]
			- dayToCellMap[day0]; // adjustment for beginning-of-week normalization
	}
function dayOffsetToCellOffset(dayOffset) {
		var day0 = t.visStart.getDay(); // first date's day of week
		dayOffset += day0; // normalize dayOffset to beginning-of-week
		return Math.floor(dayOffset / 7) * cellsPerWeek // # of cells from full weeks
			+ dayToCellMap[ // # of cells from partial last week
				(dayOffset % 7 + 7) % 7 // crazy math to handle negative dayOffsets
			]
			- dayToCellMap[day0]; // adjustment for beginning-of-week normalization
	}
function dayOffsetToCellOffset ( dayOffset ) { var day0 = t . visStart . getDay ( ) ; // first date's day of week dayOffset += day0 ; // normalize dayOffset to beginning-of-week return Math . floor ( dayOffset / 7 ) * cellsPerWeek // # of cells from full weeks + dayToCellMap [ // # of cells from partial last week ( dayOffset % 7 + 7 ) % 7 // crazy math to handle negative dayOffsets ] - dayToCellMap [ day0 ] ; // adjustment for beginning-of-week normalization }
day offset -> cell offset
day offset - > cell offset