function toggleImageSrc(img, src1, src2)
{
    var imgString = img.src;
    var strArr1 
    strArr1 = imgString.split("/");
    var srcArr1 = src1.split("/");
    
    if (strArr1[strArr1.length-1]==srcArr1[srcArr1.length-1]){
        img.src=src2;
    }else{
        img.src=src1;   
    }
    
}