var my_page_size=document.body.clientWidth;
var my_body_size=document.body.offsetWidth;
var difference=(my_body_size - my_page_size);
if(browser=="iexplorer" || browser=="iexplorer7")	{difference=difference-4;}
if(browser=="iexplorer6")				{difference=difference-4;}
if(browser=="iexplorer8")				{difference=difference-4;}
if(browser=="opera")					{difference=difference-1;}
if(browser=="mozilla" || browser=="chrome")		{difference=difference+17;}