function click_backward()
{var rigup=(rig--); var pnum=(rig+1); if (rig>-1 && rig<disspap.length) {parent.essay.document.close(); parent.essay.document.open(); parent.essay.document.write(essay_body + disspap[rig] + "<p align=right><font size=-2>page " + pnum + " of " + disspap.length + "</p>");} else {parent.essay.document.close(); parent.essay.document.open(); parent.essay.document.write(essay_body + disspap[rig+1]); rig=(disspap.length);}}

function click_forward()
{var rigup=(rig++); var pnum=(rig+1); if (rig>-1 && rig <disspap.length) {parent.essay.document.close(); parent.essay.document.open(); parent.essay.document.write(essay_body + disspap[rig] + "<p align=right><font size=-2>page " + pnum + " of " + disspap.length + "</p>");} else {parent.essay.document.close(); parent.essay.document.open(); parent.essay.document.write(essay_body + disspap[0]); rig=(0);};}

function full_doc()
{parent.essay.document.open(); parent.essay.document.close(); parent.essay.document.write(essay_body); for(count=0;count<disspap.length;count++)
parent.essay.document.write(disspap[count]); rig=(-1);}