function openBackpack(url){
day = new Date();
id = day.getTime();
var winpops=window.open(url + 'IMS.Backpack/bpMain.aspx?date=' + id,"windowName","width=760,height=500,status,scrollbars,resizable")
}

function openBackpackAndAddItem(url, newItemDetails){
day = new Date();
id = day.getTime();
var winpops=window.open(url + 'IMS.Backpack/bpMain.aspx' + newItemDetails + '&date=' + id,"windowName","width=760,height=500,status,scrollbars,resizable")
}